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Menninger, W.W. , and English, J.T.: "Psychiatric casualties from overseas Peace Corps service." Bulletin of the Menninger Clinic (1965), Vol. 29, No. 3:148-158.
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Murphy, Lois B., and Raushenbush, Esther, eds.: Achievement in the College Years: A Record of Intellectual and Personal Growth. New York: Harper Brothers, 1960.
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Silber, E.; Hamburg, D.; et al., "Adaptive behaviour in competent adolescents: Coping with the anticipation of college." A.M.A. Archives of GeneralPsychiatry (1961), 5 : 354-365.
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