APA (7th ed.) Citation

Husted, S. W., Lowry, J. R., & Varble, D. L. (1989). Principles of modern marketing. Allyn and Bacon.

Chicago Style (17th ed.) Citation

Husted, Stewart W., James Rolf Lowry, and Dale L. Varble. Principles of Modern Marketing. Boston, MASS: Allyn and Bacon, 1989.

MLA (9th ed.) Citation

Husted, Stewart W., et al. Principles of Modern Marketing. Allyn and Bacon, 1989.