Key points are not available for this paper at this time.
, Gontran Lamberty, Renee Jenkins, Harriet Pipes McAdoo, Keith Crnic, Barbara Hanna Wasik, , An Integrative Model for the Study of Developmental Competencies in Minority Children, Child Development, Vol. 67, No. 5 (Oct., 1996), pp. 1891-1914
Coll et al. (Tue,) studied this question.