APA (7th ed.) Citation

Leonard, E. C., Hilgert, R. L., & Trusty, K. A. (2016). Supervision: Concepts and practices of management (Thirteenth edition.). Cengage Learning.

Chicago Style (17th ed.) Citation

Leonard, Edwin C., Raymond L. Hilgert, and Kelly A. Trusty. Supervision: Concepts and Practices of Management. Thirteenth edition. Boston, Massachusetts: Cengage Learning, 2016.

MLA (9th ed.) Citation

Leonard, Edwin C., et al. Supervision: Concepts and Practices of Management. Thirteenth edition. Cengage Learning, 2016.