APA (7e ed.) Bronvermelding

Turner, R. (1987). Thinkers of the Twenthieth century (2nd ed.). St. James Press.

Chicago (17e ed.) Bronvermelding

Turner, Roland. Thinkers of the Twenthieth Century. 2nd ed. Chicago : London: St. James Press, 1987.

MLA (9e ed.) Bronvermelding

Turner, Roland. Thinkers of the Twenthieth Century. 2nd ed. St. James Press, 1987.