An Introduction to Sears list of subject headings

Dades bibliogràfiques
Autor principal:	Corrigan, Philip Richard D.
Format:	Llibre
Idioma:	English
Publicat:	London Bingley 1967
Matèries:	Sears, Minnie Earl, 1873-1933. List of subject heading for small libraries. Subject headings > Programmed instruction.