An Introduction to Sears list of subject headings

Bibliografiske detaljer
Hovedforfatter:	Corrigan, Philip Richard D.
Format:	Bog
Sprog:	English
Udgivet:	London Bingley 1967
Fag:	Sears, Minnie Earl, 1873-1933. List of subject heading for small libraries. Subject headings > Programmed instruction.