Dyfyniad APA

Townsend, M. C. (2008). Essentials of psychiatric mental health nursing (4th ed.). F.A. Davis.

Dyfyniad Arddull Chicago

Townsend, Mary C. Essentials of Psychiatric Mental Health Nursing. 4th ed. Philadelphia, USA: F.A. Davis, 2008.

Dyfyniad MLA

Townsend, Mary C. Essentials of Psychiatric Mental Health Nursing. 4th ed. F.A. Davis, 2008.

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