Guerreo/Carta, KU# 1704X, The Effects of Acculturation, Demographics and Child-caregiver Interaction on Children's Early Language Development in Bilingual Environments, May 5, 1998, Box: 38, Folder: 7. University of Kansas Schiefelbusch Institute for Life Span Studies records, RG 35. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/453915 Accessed July 07, 2025.