1. Ainsworth, M. D. S. Object relation, dependency and attachment: A theoretical review of the infant—mother relationship. Child Development, 1969, 40, 969–1026.
2. Ainsworth, M. D. S., Blehar, M. C., Waters, E., & Wall, S. Patterns of attachment: A psychological study of the strange situation. Hillsdale, N.J.: Lawrence Erlbaum, 1978.
3. Aug, R. G., & Bright, T. A study of wed and unwed motherhood in adolescents and young adults. Journal of the Academy of Child Psychiatry, 1970, 9, 577–592.
4. Ban, P., & Lewis, M. Mothers and fathers, girls and boys: Attachment behavior in the one-year-old. Merrill-Palmer Quarterly, 1974, 20 (3), 195–204.
5. Bane, M. J. Marital disruption and the lives of children. Journal of Social Issues, 1976, 32 (1), 103–117.