Columbia subject headings:
Bibliography--Methodology--Handbooks, manuals, etc.
Libraries--Handbooks, manuals, etc.
Reference books--Bibliography--Handbooks, manuals, etc.
Research--Methodology--Handbooks, manuals, etc.
Harvard subject headings:
Bibliography--Methodology--Handbooks, manuals, etc.
Libraries--Handbooks, manuals, etc.
Library research--United States.
Reference books--Bibliography--Handbooks, manuals, etc.
Research--Methodology--Handbooks, manuals, etc.
Princeton subject headings:
Bibliography--Methodology--Handbooks, manuals, etc.
Libraries--Handbooks, manuals, etc.
Reference books--Bibliography--Handbooks, manuals, etc.
Research--Methodology--Handbooks, manuals, etc.