Brackbill, Y., & Thompson, G. G. (1967). Behavior in infancy and early childhood: A book of readings. Free Press.

Brackbill, Yvonne, and George Greene Thompson. Behavior in Infancy and Early Childhood: A Book of Readings. New York: Free Press, 1967.

Brackbill, Yvonne, and George Greene Thompson. Behavior in Infancy and Early Childhood: A Book of Readings. Free Press, 1967.