Additional bibliography for study
Spencer, J.,Clearfield, M.& Corbetta,D., Ulrich, B.,Buchanan, P.&Schöner,G.(2006).
Moving Toward a Grand Theory of Development: In Memory of Esther Thelen. CHild Development, 77,6,1521-1538.
The importance of caregiver-child interactions for the survival and healthy development of young children, A review. DEPARTMENT OF CHILD AND ADOLESCENT HEALTH DEVELOPMENT WORLD HEALTH ORGANIZATION, 2004
Lis,A. & Zennaroa, A.(1997). Semistructured Interview with Parents-to-be Used During
Pregnancy: Preliminary Data,Infant Mental Health Journal, 18(3),306–323