A point scale for measuring mental ability.

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Bibliographic Details
Main Author: Yerkes, Robert M. (Robert Mearns), 1876-1956
Other Authors: Bridges, James Winfred, 1885-1980, Hardwick, Rose S.
Format: Book
Language:English
Published: Baltimore : Warwick & York, inc., 1915.
Subjects:
Description
Physical Description:218 pages, including plates : tables, forms, diagrams ; 22 cm