Mental retardation
By: [edited by] James R. Patton, James S. Payne, Mary Beirne-Smith.
Contributors: Patton, James R.; Payne, James S., 1931-; Beirne-Smith, Mary.
Edition: 3rd ed.
Publisher: Merrill Pub. Co.; Merrill Pub Co
Published: 1990
Place of publication: Columbus, Ohio
Language: eng
Number of pages: 634
Subjects: Mental retardation.
Notes: Includes bibliographical references (p. 565-615).