Dyfyniad APA

Kalman, N., & Waughfield, C. (1987). Mental health concepts (2nd ed.). Delmar.

Dyfyniad Arddull Chicago

Kalman, Natalie, and Claire Waughfield. Mental Health Concepts. 2nd ed. Albany, NY: Delmar, 1987.

Dyfyniad MLA

Kalman, Natalie, and Claire Waughfield. Mental Health Concepts. 2nd ed. Delmar, 1987.

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