Παραπομπή σε μορφή APA (7η εκδ.)

Hill, N. C. (1979). Increasing managerial effectiveness: Keys to management and motivation. Addison-Wesley Pub..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hill, Norman C. Increasing Managerial Effectiveness: Keys to Management and Motivation. Reading, Mass.: Addison-Wesley Pub., 1979.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hill, Norman C. Increasing Managerial Effectiveness: Keys to Management and Motivation. Addison-Wesley Pub., 1979.