AZ1 – Business administration
AZ1.1 – Handbooks
AZ1.2 – Distribution companies
AZ1.3 – Business administration studies
AZ1.4 – Business administration cases
AZ1.5 – Miscellaneous – Essays
AZ1.6 – Economy of specific types of companies
AZ1.7 – Encyclopedia 
AZ2 – Accounting
AZ2.1 – General accounting
AZ2.2 – Balance sheet analysis
AZ2.3 – Specific studies of accounting and balance sheet analysis
AZ2.4 – Basics and history of accounting
AZ2.5 – Basics and history of accounting
AZ2.6 – Book-keeping
AZ2.7 – Accounting of specific types of companies
AZ2.8 – International accounting
AZ2.9 – Publications of foreign accounting
AZ3 – General Works
AZ3.1 – General works
AZ3.2 – Accounting and balance sheet analysis
AZ3.3 – Risks of exchange rates, currencies, etc.
AZ3.4 – Inflation budgets
AZ3.5 – Budgets of specific companies
AZ3.6 – Principles of accounting
AZ3.7 – Auditing
AZ3.8 – Balance sheet cases
AZ4 – Balance sheet analysis
AZ4.1 – Balance sheet structures
AZ4.2 – Handbooks
AZ4.3 – Indexes
AZ4.4 – Flows
AZ4.5 – Specific cases
AZ4.6 – Extraordinary budgets
AZ4.7 – Business valuation
AZ4.8 – Company groups
AZ4.9 – Company groups – Consolidated financial statements
AZ4.10 – Company groups – Management control
AZ5 – Management control
AZ5.1 – Handbooks
AZ5.2 – Costs
AZ5.3 – Budget
AZ5.4 – Planning
AZ5.5 – Preventive budgets
AZ5.6 – Directional control
AZ5.7 – Financial control
AZ5.8 – Specific types of management control
AZ5.9 – Cases
AZ6 – Public Accounting
AZ6.1 – Economics of public companies
AZ6.2 – Public administration
AZ6.3 – Specific cases of public accounting
AZ6.4 – Cases and exercises of public companies
AZ6.5 – Planning of public companies
AZ6.6 – Management control of public companies
AZ6.7 – Accounting of public companies
AZ7 – Management
AZ8 – Industrial and commercial technique
AZ8.1 – Handbooks
AZ8.2 – Production, industrial systems, automation
AZ8.3 – Supplying and logistics
AZ8.4 – Marketing
AZ8.5 – SMEs
AZ8.6 – Sector and company cases
AZ8.7 – Multinational enterprises and agreements
AZ8.8 – Services
AZ9 – Organization
AZ9.1 – Theory of organization
AZ9.2 – Organizational and structures' techniques
AZ9.3 – Labour organization
AZ9.4 – Power, authority and leadership
AZ9.5 – Communication techniques
AZ9.6 – Information systems and business IT
AZ9.7 – Training 
AZ10 – Economics and technique of financial intermediaries
AZ10.1 – Services, instruments, operative techniques
AZ10.2 – Management dynamics
AZ10.3 – Markets and regulations
AZ10.4 – Other intermediaries
AZ10.5 – Credit areas and intermediaries' categories
AZ11 – Enterprise finance
AZ11.1 – Enterprise finance and financing
AZ11.2 – Financial planning and policies
AZ11.3 – Capital budgeting and investment financing
AZ11.4 – Financial instruments and new forms of financing

E1 – General economics, teaching, research
This heading also includes: - Institutional and general texts on economics (e.g. general handbooks). - Encyclopedia and similar general works for consultation. Specialized encyclopedia may be in the respective thematic heading. - Collection of essays of the same author, especially complete works. - Documents of conferences of general scientific associations (e.g. IEA, SIE etc.). Those of specialized scientific associations (e.g. IIPF) may be in the respective thematic heading. 
E2 – Methods and history of economic thinking
E3 – Microeconomics
(also E9 (Labour and population economics: family business), E11 (industrial organization), AZ7-9 (Management, Industrial and commercial technique, business organization))
E4 – Macroeconomics and monetary economics
(also E7 (Public economy: debt and budget policy))
E5 – International economics
(also AZ8 (Industrial and commercial technique: multinational enterprises), AZ10 (Financial and banking economics: international finance))
E6 – Financial economics
This heading largely duplicates headings AZ10-11 (Financial and banking economics, business finance), in which normally the material of this thematic area has to be placed.
E7 – Public economics
(also E8 (Healthcare, education, welfare), E16 (Urban, rural and regional economics: construction and transport industry) e E4 (Macroeconomics and monetary economics: debt and budget policy))
E8 – Healthcare, education and social problems economics
(also E7 (Public economics))
E9 – Labour and demographic economics
(also E3 (Microeconomics: family business))
E10 – Law and economics
(also Legal area)
E11 – Industrial organization
(also E3/Microeconomics), AZ7-9 (Management, Industrial and commercial technique, business organization))
E12 – Economic history
(until WWI, for the time period after: E13 (Economic development, technological innovation, growth))
E13 – Economic development, technological innovation, growth
E14 – Economic systems
E15 – Environmental economics
(also E17 (Agricultural economics))
E16 – Urban, agricultural and regional economics
(also E18 (Economic geography))
E17 – Agricultural economics
(also E15 (Environmental economics))
E18 - Economic geography
(also E16 (Urban, agricultural and regional economics)
EA - Other special topics

G1 – Dictionaries, Encyclopedias, Digests
G2 – Codes and Commentaries
G3 – Treaties
G4 – Collections of expounded jurisprudence
G5 – General works
G6 – Public and Constitutional law
G6.1 – Handbooks and miscellaneous
G6.2 – State
G6.3 – Sources of law
G6.4 –Organization of the State
G6.5 – Independent local authorities
G6.5 – Basic legal relationships
G7 – Administrative law
G7.1 – Handbooks and miscellaneous
G7.2 – Facts, subjective positions and legal relationships
G7.3 – Administrative activity
G7.4 – Administrative organization
G7.5 – Administrative justice
G8 – Tax law
G8.1 – Handbooks and miscellaneous
G8.2 – General principles
G8.3 – Tax law application: the levy
G8.4 – Fines
G8.5 – Litigation
G8.6 – National and local taxes
G8.7 – International and European taxation systems
G9 – Private law
G9.1 – Handbooks and miscellaneous
G9.2 – Person
G9.3 – Family
G9.4 – Succession and donations
G9.5 – Ius in re
G9.6 – Obligations
G9.7 – Contracts
G9.8 – Protection of rights
G10 – Commercial law
G10.1 – Handbooks and miscellaneous
G10.2 – Company, firm, competition and market
G10.3 – Industrial and intellectual property
G10.4 – Partnerships and cooperation between companies
G10.5 – Debt instruments, bank and securities
G10.6 – Bankruptcy law
G10.7 – Service contracts
G11 – Labour law
G11.1 – Handbooks and miscellaneous
G11.2 – Social security
G11.3 – Trade-union law
G11.4 – Collective bargaining agreements
G11.5 – Employment contract
G11.6 – Employment relationship
G11.7 – Employment protection
G12 – Other topics

MQG – General works
MQ1 – Mathematics
MQ2 – Informatics, computer science, software
MQ3 – Econometrics and statistics