APA (7th ed.) Citation

Thomas, W. I., & Thomas, D. S. T. (1928). The child in America: Behavior problems and programs. A. A. Knopf.

Chicago Style (17th ed.) Citation

Thomas, William Isaac, and Dorothy Swaine Thomas Thomas. The Child in America: Behavior Problems and Programs. New York: A. A. Knopf, 1928.

MLA (8th ed.) Citation

Thomas, William Isaac, and Dorothy Swaine Thomas Thomas. The Child in America: Behavior Problems and Programs. A. A. Knopf, 1928.