APA aipamena

(1986). Mental retardation (2nd ed.). C. E. Merrill Pub. Co.

Chicago Style aipamena

Mental Retardation. 2nd ed. Columbus, Ohio: C. E. Merrill Pub. Co, 1986.

MLA aipamena

Mental Retardation. 2nd ed. C. E. Merrill Pub. Co, 1986.