Papalia, D. E., & Olds, S. W. (1975). A child's world: Infancy through adolescence. McGraw-Hill.

Papalia, Diane E., and Sally Wendkos Olds. A Child's World: Infancy Through Adolescence. New York: McGraw-Hill, 1975.

Papalia, Diane E., and Sally Wendkos Olds. A Child's World: Infancy Through Adolescence. McGraw-Hill, 1975.