Columbia subject headings:
Research--Statistical methods--Handbooks, manuals, etc.
Scientific surveys--Handbooks, manuals, etc.
Harvard subject headings:
Princeton subject headings:
Education, Higher--Research--Handbooks, manuals, etc.
Research--Handbooks, manuals, etc.
Research--Statistical methods--Handbooks, manuals, etc.
Scientific surveys--Handbooks, manuals, etc.