The relation of pupil achievemant gain to certain personal and environmental elements
By: [by] Minerva F. Desing.
Publisher: Methuen & co., ltd.
Published: 1940
Place of publication: Philadelphia
Language: eng
Number of pages: 169
Subjects: Mental tests
Notes: Bibliography: p. 147-156.
Thesis (Ph. D.)--University of Pennsylvania, 1940.