%0 Journal Article %T Additive and synergistic relations of early mother-child and caregiver-child interactions for predicting later achievement %A Duncan, Robert J. %A Schmitt, Sara A. %A Vandell, Deborah L. %D 2019 %R 10.1037/dev0000824 %P 2522-2533 %J Developmental Psychology %V 55 %I 12 %2 ISSN: 0012-1649