APA (7th ed.) Citation

Allport, G. W., & Kramer, B. M. (1946). Roots of Prejudice. American Jewish Congrass.

Chicago Style (17th ed.) Citation

Allport, Gordon W., and Bernard M. Kramer. Roots of Prejudice. New York: American Jewish Congrass, 1946.

MLA (8th ed.) Citation

Allport, Gordon W., and Bernard M. Kramer. Roots of Prejudice. American Jewish Congrass, 1946.