APA (7th ed.) Citation

Keller, G., & Warrack, B. (1991). Essentials of business statistics: A systematic approach. Wadsworth Pub. Co..

Chicago Style (17th ed.) Citation

Keller, Gerald, and Brian Warrack. Essentials of Business Statistics: A Systematic Approach. Belmont, Calif.: Wadsworth Pub. Co., 1991.

MLA (9th ed.) Citation

Keller, Gerald, and Brian Warrack. Essentials of Business Statistics: A Systematic Approach. Wadsworth Pub. Co., 1991.