Bowlby, J. (1969). Attachment and loss: Volume 1. New York, NY: Basic Books.
Center on the Developing Child at Harvard University. (n.d.). Key concepts: Brain architecture. Retrieved from http://developingchild.harvard.edu/science/key- concepts/brain-architecture/
Feldman, R. (2012, June 14). Bio-behavioral synchrony: A model for integrating biological and microsocial behavioral processes in the study of parenting. Parenting: Science and practice, 12(2-3). Retrieved from http://www.tandfonline.com/doi/abs/10.1080/15295192.2 012.683342
Mahler, M. S. (1971). A study of the separation- individuation process: And its possible application to borderline phenomena in the psychoanalytic situation. The Psychoanalytic Study of the Child, 26, 403-424.
Spagnola, M., & Fiese, B. H. (2007). Family routines and rituals: A context for development in the lives of young children. Infants & young children, 20(4), 284-299.