Mental retardation
By: [edited by] James S. Payne, James R. Patton.
Contributors: Payne, James S., 1931-; Patton, James R.
Publisher: Merrill
Published: 1981
Place of publication: Columbus, Ohio
Language: eng
Number of pages: 466
Subjects: Mental retardation.
Notes: Bibliography: p. [427]-452.
Includes indexes.