APA ציטוט

Leonard, E. C., & Edwin C. Leonard; Raymond L. Hilgert. (2004). Supervision: Concepts and practices of management. Mason, OH: Thomson/South-Western.

Trích dẫn kiểu Chicago

Leonard, Edwin C., và Edwin C. Leonard; Raymond L. Hilgert. Supervision: Concepts and Practices of Management. Mason, OH: Thomson/South-Western, 2004.

ציטוט MLA

Leonard, Edwin C., và Edwin C. Leonard; Raymond L. Hilgert. Supervision: Concepts and Practices of Management. Mason, OH: Thomson/South-Western, 2004.