Columbia subject headings:
Harvard subject headings:
Disclosure of information--Handbooks, manuals, etc.
Gas industry--Economic aspects--Handbooks, manuals, etc.
Mines and mineral resources--Economic aspects--Handbooks, manuals, etc.
Petroleum products--Economic aspects--Handbooks, manuals, etc.
Revenue management--Government policy--Handbooks, manuals, etc.
Transparency in government--Handbooks, manuals, etc.
Princeton subject headings:
Disclosure of information--Handbooks, manuals, etc.
Gas industry--Economic aspects--Handbooks, manuals, etc.
Mines and mineral resources--Economic aspects--Handbooks, manuals, etc.
Petroleum products--Economic aspects--Handbooks, manuals, etc.
Revenue management--Government policy--Handbooks, manuals, etc.
Transparency in government--Handbooks, manuals, etc.