Dyfyniad APA

Roberts, A. R. (1990). Crisis intervention handbook: Assessment, treatment and research. Wadsworth.

Dyfyniad Arddull Chicago

Roberts, Alberts R. Crisis Intervention Handbook: Assessment, Treatment and Research. Belmont: Wadsworth, 1990.

Dyfyniad MLA

Roberts, Alberts R. Crisis Intervention Handbook: Assessment, Treatment and Research. Wadsworth, 1990.

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