1. Ainsworth, M. S., Blehar, M. C., Waters, E., & Wall, S. (1978). Patterns of attachment: A psychological study of the Strange Situation. Hillsdale, NJ: Erlbaum.
2. Anisfeld, E., Casper, V., Nozyce, M., & Cunningham, N. (1990). Does infant carrying promote attachment? An experimental study of the effects of increased physical contact on the development of attachment. Child Development, 61(5), 1617–1627.
3. Aposhyan, S. M. (2004). Body mind psychotherapy: Principles, techniques, and practical applications. New York: W.W. Norton & Co.
4. Barrera, M., & Maurer, D. (1981). Recognition of mother’s photographed face by the three month old infant. Child Development, 52(2), 714–716.
5. Baumeister, R. F., & Vohs, K. D. (2004). Handbook of self-regulation: Research, theory, and applications. New York: Guilford Press.