Cita APA (7th ed.)
Sonkin Daniel Jay & Dutton Donald G. (1995). The counselor's guide to learning to live without violence. Volcano Press.
Cita Chicago (17th ed.)
Sonkin Daniel Jay i Dutton Donald G. The Counselor's Guide to Learning to Live Without Violence. California: Volcano Press, 1995.
Cita MLA (9th ed.)
Sonkin Daniel Jay i Dutton Donald G. The Counselor's Guide to Learning to Live Without Violence. Volcano Press, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.