Columbia subject headings:
Library science--Handbooks, manuals, etc.
Library technicians--Handbooks, manuals, etc.
Harvard subject headings:
Library science--Great Britain--Handbooks, manuals, etc.
Library science--Handbooks, manuals, etc.
Library technicians--Great Britain--Handbooks, manuals, etc.
Library technicians--Handbooks, manuals, etc.
Princeton subject headings: