APA (7th ed.) Citation

Webb, S. A., & Gray, M. (2009). Social work: Theories and methods. SAGE.

Chicago Style (17th ed.) Citation

Webb, Stephen A., and Mel Gray. Social Work: Theories and Methods. Los Angeles, London: SAGE, 2009.

MLA (9th ed.) Citation

Webb, Stephen A., and Mel Gray. Social Work: Theories and Methods. SAGE, 2009.