Gray, M., & Webb, S. A. (2014). Social work: Theories and methods. London: Sage.
Trích dẫn kiểu ChicagoGray, Mel, và Stephen A. Webb. Social Work: Theories and Methods. London: Sage, 2014.
MLA引文Gray, Mel, và Stephen A. Webb. Social Work: Theories and Methods. London: Sage, 2014.
警告：這些引文格式不一定是100％准確.