Citazione Stile APA (7a Edizione)

CLARKE, A. M. (1965). Mental Deficiency: The changing outlook (2nd ed.). Methuen.

Citazione stile Chigago Style (17a edizione)

CLARKE, Ann M. Mental Deficiency: The Changing Outlook. 2nd ed. London: Methuen, 1965.

Citatione MLA (9a ed.)

CLARKE, Ann M. Mental Deficiency: The Changing Outlook. 2nd ed. Methuen, 1965.