Haimann, T., & Hilgert, R. L. (1987). Supervision: Concepts and practices of management (4th ed.). South-Western.
Цитирование в стиле Чикаго (17-е изд.)Haimann, Theo, и Raymond L. Hilgert. Supervision: Concepts and Practices of Management. 4th ed. Cincinnati: South-Western, 1987.
Цитирование MLA (9-е изд.)Haimann, Theo, и Raymond L. Hilgert. Supervision: Concepts and Practices of Management. 4th ed. South-Western, 1987.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.