Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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