APA (7e ed.) Bronvermelding

Webb, S. A., & Gray, M. (2013). Social work: Theories and methods (2nd ed.). SAGE.

Chicago (17e ed.) Bronvermelding

Webb, Stephen A., en Mel Gray. Social Work: Theories and Methods. 2nd ed. Los Angeles, London: SAGE, 2013.

MLA (9e ed.) Bronvermelding

Webb, Stephen A., en Mel Gray. Social Work: Theories and Methods. 2nd ed. SAGE, 2013.