APA استشهاد

Hardwick, L., & Worsley, A. (2011). Doing social work research. SAGE.

استشهاد بنمط شيكاغو

Hardwick, Louise, و Aidan Worsley. Doing Social Work Research. London ; Los Angeles: SAGE, 2011.

MLA استشهاد

Hardwick, Louise, و Aidan Worsley. Doing Social Work Research. SAGE, 2011.