Παραπομπή APA

Routh, D. (1973). experimental psychology of mental retardation. Crosby Lockwood Staples.

Παραπομπή Chicago Style

Routh, Donald. Experimental Psychology of Mental Retardation. London: Crosby Lockwood Staples, 1973.

Παραπομπή MLA

Routh, Donald. Experimental Psychology of Mental Retardation. Crosby Lockwood Staples, 1973.