APA (7th ed.) Citation

Clarke, A. M. (1974). Mental deficiency the changing outlook. The Free Press.

Chicago Style (17th ed.) Citation

Clarke, Ann M. Mental Deficiency the Changing Outlook. The Free Press, 1974.

MLA (9th ed.) Citation

Clarke, Ann M. Mental Deficiency the Changing Outlook. The Free Press, 1974.

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