Vista normal Vista MARC Vista ISBD

Cunningham, Ruth, 1907-.

Understanding group behavior of boys and girls. - Nueva York, Estados Unidos Bureau of Publications, Teachers College, Columbia University. 1951 - xviii, 446 p. 24 cm.

Subjects--Topical Terms:
GRUPOS (EDUCACION).
GRUPOS (PSICOLOGIA).
PSICOLOGIA EDUCATIVA.

Dewey Class. No.: 301.18/C917u