Richards, J. C., Bycina, D., & Wisniewska, I. (2005). Person to person: Communicative speaking and listening skills (3rd ed.). Oxford.
Цитирование в стиле Чикаго (17-е изд.)Richards, Jack C., David Bycina, и Ingrid Wisniewska. Person to Person: Communicative Speaking and Listening Skills. 3rd ed. New York: Oxford, 2005.
Цитирование MLA (8-е изд.)Richards, Jack C., et al. Person to Person: Communicative Speaking and Listening Skills. 3rd ed. Oxford, 2005.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.