Gray, M., & Webb, S. A. (2014). Social work: Theories and methods. London: Sage.
シカゴスタイル引用形Gray, Mel, , Stephen A. Webb. Social Work: Theories and Methods. London: Sage, 2014.
MLA引用形式Gray, Mel, , Stephen A. Webb. Social Work: Theories and Methods. London: Sage, 2014.
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