Richards, J. C., & Bohlke, D. (2012). Speak now 4: Communicate with confidence. New York: Oxford University Press.
Chicago-стиль цитированияRichards, Jack C., và David Bohlke. Speak Now 4: Communicate With Confidence. New York: Oxford University Press, 2012.
MLA-цитированиеRichards, Jack C., và David Bohlke. Speak Now 4: Communicate With Confidence. New York: Oxford University Press, 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.