Columbia subject headings:
Business information services--United States--Handbooks, manuals, etc.
Business--Databases--Handbooks, manuals, etc.
Business--Reference books--Bibliography--Handbooks, manuals, etc.
Government publications--United States--Handbooks, manuals, etc.
Harvard subject headings:
Business information services--United States--Handbooks, manuals, etc.
Business--Databases--Handbooks, manuals, etc.
Business--Electronic information resources--Handbooks, manuals, etc.
Business--Reference books--Bibliography--Handbooks, manuals, etc.
Government publications--United States--Handbooks, manuals, etc.
Princeton subject headings:
Business information services--United States--Handbooks, manuals, etc.
Business--Databases--Handbooks, manuals, etc.
Government publications--United States--Handbooks, manuals, etc.
Reference books--Business--Bibliography--Handbooks, manuals, etc.