APA (7th ed.) Zitazioa
Nichols, M. P. (2014). Family therapy: Concepts and methods (10th ed.). Pearson.
Chicago Style (17th ed.) Zitazioa
Nichols, Michael P. Family Therapy: Concepts and Methods. 10th ed. Boston: Pearson, 2014.
MLA (9th ed.) Zitazioa
Nichols, Michael P. Family Therapy: Concepts and Methods. 10th ed. Pearson, 2014.
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