APA-referens (7:e uppl.)

(1931). The contribution of sociology to social work. Pub. for the New York school of social work by Columbia university press.

Chicago-referens (17:e uppl.)

The Contribution of Sociology to Social Work. New York: Pub. for the New York school of social work by Columbia university press, 1931.

MLA-referens (9:e uppl.)

The Contribution of Sociology to Social Work. Pub. for the New York school of social work by Columbia university press, 1931.