Nichols, M. P. (2011). The essentials of family therapy (5th ed.). Pearson.
Chicago Style (17. basım) AtıfNichols, Michael P. The Essentials of Family Therapy. 5th ed. Boston: Pearson, 2011.
MLA (9th ed.) AtıfNichols, Michael P. The Essentials of Family Therapy. 5th ed. Pearson, 2011.
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