A study of the test-performance of American, Mexican, and Negro children
By: by Helen Lois Koch, PH.D., and Rietta Simmons.
Contributors: Simmons, Rietta, joint author.
Series: Psychological review publications.  Psychological monographs.; vol. XXXV, no. 5; whole no. 166
Publisher: The Psychological review company
Published: 1926
Place of publication: Princeton, N.J. a Albany, N.Y
Language: eng
Number of pages: 116
Subjects: Mental tests
Notes: Bibliography: p. 112-116.