Cita APA (7th ed.)
ebrary, Inc, Duffy, D., & Ryan, T. (2004). New approaches to preventing suicide: A manual for practitioners. Jessica Kingsley.
Cita Chicago (17th ed.)
ebrary, Inc, David Duffy, i Tony Ryan. New Approaches to Preventing Suicide: A Manual for Practitioners. London: Jessica Kingsley, 2004.
Cita MLA (9th ed.)
ebrary, Inc, et al. New Approaches to Preventing Suicide: A Manual for Practitioners. Jessica Kingsley, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.