Harvard Business School Press. (2003). Business Communication. Harvard Business School Press.
Цитирование в стиле Чикаго (17-е изд.)Harvard Business School Press. Business Communication. Boston: Harvard Business School Press, 2003.
Цитирование MLA (9-е изд.)Harvard Business School Press. Business Communication. Harvard Business School Press, 2003.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.