comparative study of subnormal children in the elementary grades.
By: New York, Bureau of Publications, Teachers College, Columbia University, 1932.
Series: Contributions to education -- no. 510.
Publisher: AMS Press
Published: 1972
Place of publication: [New York
Language: eng
Number of pages: 81
Subjects: Children with mental disabilities -- Education (Elementary) -- United States
Notes: Reprint of the 1932 ed., issued in series: Teachers College, Columbia University. Contributions to education, no. 510.

Originally presented as the author's thesis, Columbia.

Bibliography: p. 80-81.