Westley, W. A., & Epstein, N. B. (1970). The silent majority: Families of emotionally healthy college students (2. print.). Jossey-Bass.
Cita Chicago Style (17a ed.)Westley, William A., y Nathan B. Epstein. The Silent Majority: Families of Emotionally Healthy College Students. 2. print. San Francisco: Jossey-Bass, 1970.
Cita MLA (9a ed.)Westley, William A., y Nathan B. Epstein. The Silent Majority: Families of Emotionally Healthy College Students. 2. print. Jossey-Bass, 1970.
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