Cita APA

Hoffman, L., & Cecchin, G. (2003). Exchanging voices: A collaborative approach to family therapy. London: Karnac Books.

Citación estilo Chicago

Hoffman, Lynn., and Gianfranco Cecchin. Exchanging Voices: A Collaborative Approach to Family Therapy. London: Karnac Books, 2003.

Cita MLA

Hoffman, Lynn., and Gianfranco Cecchin. Exchanging Voices: A Collaborative Approach to Family Therapy. London: Karnac Books, 2003.