The effects of the relative difficulty of mental tests on patterns of mental organization
By: by Max Hertzman ...
Series: Archives of psychology -- no. 197
Published: 1936
Place of publication: New York
Language: eng
Number of pages: 69
Subjects: Intelligence Tests; Psychological tests; Intellect
Notes: Issued also as thesis (PH. D.) Columbia university.

Bibliography: p. 67-69.