Zax, M., & Cowen, E. L. (1972). Abnormal Psychology: : changing conceptions. Holt, Rinehart & Winston.
Chicago Edition CitationZax, Melvin, i Emory L. Cowen. Abnormal Psychology: : Changing Conceptions. Holt, Rinehart & Winston, 1972.
Cita MLAZax, Melvin, i Emory L. Cowen. Abnormal Psychology: : Changing Conceptions. Holt, Rinehart & Winston, 1972.
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