An Introduction to Sears list of subject headings

Détails bibliographiques
Auteur principal:	Corrigan, Philip Richard D.
Format:	Livre
Langue:	English
Publié:	London Bingley 1967
Sujets:	Sears, Minnie Earl, 1873-1933. List of subject heading for small libraries. Subject headings > Programmed instruction.