Article "Today's Children and Tomorrow's World", by R.J. Havighurst, Childhood Education, vo. 38, no. 8, April 1961, id21472, Box: 3, Folder: 23. Southern California Association for the Education of Young Children Collection, URB-SCAEYC. Special Collections & Archives. https://findingaids.csun.edu/repositories/2/archival_objects/41045 Accessed June 05, 2026.