APA استشهاد

Heller, N. R., & Gitterman, A. (2011). Mental health and social problems: A social work perspective. Routledge.

استشهاد بنمط شيكاغو

Heller, Nina Rovinelli, و Alex Gitterman. Mental Health and Social Problems: A Social Work Perspective. London ; New York: Routledge, 2011.

MLA استشهاد

Heller, Nina Rovinelli, و Alex Gitterman. Mental Health and Social Problems: A Social Work Perspective. Routledge, 2011.