APA (7th ed.) Citation

Edgerton, R. B. (1979). Mental retardation / (by) Robert Edgerton. Open Books.

Chicago Style (17th ed.) Citation

Edgerton, Robert B. Mental Retardation / (by) Robert Edgerton. London: Open Books, 1979.

MLA (9th ed.) Citation

Edgerton, Robert B. Mental Retardation / (by) Robert Edgerton. Open Books, 1979.

Warning: These citations may not always be 100% accurate.