Types of mental defectives
By: by Martin W. Barr ... and E. F. Maloney ... with 31 plates containing 188 illustrations.
Contributors: Maloney, Earle Francis, 1891- joint author.
Publisher: P. Blakiston's son & co.
Published: 1920
Place of publication: Philadelphia
Language: eng
Number of pages: 179
Subjects: Mental retardation; People with mental disabilities