Harcourt, J., & Krizan, A. C. (1999). Business communication (4th ed.). South-Western College Publishing.
Цитирование в стиле Чикаго (17-е изд.)Harcourt, Jules, и A. C. Krizan. Business Communication. 4th ed. Cincinnati, Ohio: South-Western College Publishing, 1999.
Цитирование MLA (9-е изд.)Harcourt, Jules, и A. C. Krizan. Business Communication. 4th ed. South-Western College Publishing, 1999.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.