Cita APA (7th ed.)
Roberts, A. R. (1990). Crisis intervention handbook: Assessment, treatment and research. Wadsworth.
Cita Chicago (17th ed.)
Roberts, Alberts R. Crisis Intervention Handbook: Assessment, Treatment and Research. Belmont: Wadsworth, 1990.
Cita MLA (9th ed.)
Roberts, Alberts R. Crisis Intervention Handbook: Assessment, Treatment and Research. Wadsworth, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.