1. Abelin, E. L. The role of the father in the separation-individuation process. In J. B. McDevitt & C. F. Settlage (Eds.), Separation-individuation: Essays in honor of Margaret Mahler. New York: International Universities Press, 1971.
2. Ainsworth, M. D. S., & Wittig, B. A. Attachment and exploratory behavior of one-year-olds in a strange situation. In B. M. Foss (Ed.), Determinants of infant behavior (Vol. 4 ). London: Methuen, 1969.
3. Angrilli, A. F. The psychosexual identification of pre-school boys. Journal of Genetic Psychology, 1960, 97, 327–340.
4. Asher, S. R., & Renshaw, P.D. Children without friends: Social knowledge and social skills training. In S. R. Asher & J. M. Gottman (Eds.), The development of children’s friendships. Cambridge: Cambridge University Press, 1981.
5. Bandura, A., & Walters, R. H. Adolescent aggression: A study of the influence of child-rearing practices and family interrelationships. New York: Ronald Press, 1959.