APA (7th ed.) Citation

Howard, J. A., & Ostlund, L. E. (1973). Buyer behavior: Theoretical and empirical foundations. Knopf.

Chicago Style (17th ed.) Citation

Howard, John A., and Lyman E. Ostlund. Buyer Behavior: Theoretical and Empirical Foundations. New York: Knopf, 1973.

MLA (9th ed.) Citation

Howard, John A., and Lyman E. Ostlund. Buyer Behavior: Theoretical and Empirical Foundations. Knopf, 1973.