Southwell, E.A. and Feldman, H. (1969). <i>Abnormal Psychology: Readings in Theory and Research</i>

Guttman, M. J. (1972). Southwell, E.A. and Feldman, H. (1969). <i>Abnormal Psychology: Readings in Theory and Research</i>. Revue Canadienne De Counseling Et De psychothérapie, 6(1). Consulté à l’adresse https://cjc-rcc.ucalgary.ca/article/view/60826