Dyfyniad APA

Gray, M., Plath, D., & Webb, S. A. (2009). Evidence-based social work: A critical stance. Routledge.

Dyfyniad Arddull Chicago

Gray, Mel, Debbie Plath, and Stephen A. Webb. Evidence-based Social Work: A Critical Stance. London: Routledge, 2009.

Dyfyniad MLA

Gray, Mel, et al. Evidence-based Social Work: A Critical Stance. Routledge, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.