Citazione Stile APA (7a Edizione)

Haimann, T., & Hilgert, R. L. (1977). Supervision: Concepts and practices of management (2nd ed.). South-Western Pub.

Citazione stile Chigago Style (17a edizione)

Haimann, Theo, e Raymond L. Hilgert. Supervision: Concepts and Practices of Management. 2nd ed. Cincinnati, Ohio: South-Western Pub, 1977.

Citatione MLA (9a ed.)

Haimann, Theo, e Raymond L. Hilgert. Supervision: Concepts and Practices of Management. 2nd ed. South-Western Pub, 1977.