APA (7th ed.) Citation

Massy, W. F., Frank, R. E., & Lodahl, T. (1971). Purchasing behavior and personal attributes (2. print.). Univ. Pennsylvania Press.

Chicago Style (17th ed.) Citation

Massy, William F., Ronald E. Frank, and Thomas Lodahl. Purchasing Behavior and Personal Attributes. 2. print. Philadelphia, Pa: Univ. Pennsylvania Press, 1971.

MLA (9th ed.) Citation

Massy, William F., et al. Purchasing Behavior and Personal Attributes. 2. print. Univ. Pennsylvania Press, 1971.