Cita APA (7a ed.)

Avraham-Krehwinkel, C., & Aldridge, D. (2010). Happy families: A parents' guide to the non-violent resistance approach. Jessica Kingsley Publishers.

Cita Chicago Style (17a ed.)

Avraham-Krehwinkel, Carmelite, y David Aldridge. Happy Families: A Parents' Guide to the Non-violent Resistance Approach. London ; Philadelphia: Jessica Kingsley Publishers, 2010.

Cita MLA (9a ed.)

Avraham-Krehwinkel, Carmelite, y David Aldridge. Happy Families: A Parents' Guide to the Non-violent Resistance Approach. Jessica Kingsley Publishers, 2010.