McCarthy, M. (2006). Touchstone: Student's book. Cambridge, UK: Cambridge University Press.
शिकागो स्टाइल उद्धरणMcCarthy, Michael. Touchstone: Student's Book. Cambridge, UK: Cambridge University Press, 2006.
एमएलए उद्धरणMcCarthy, Michael. Touchstone: Student's Book. Cambridge, UK: Cambridge University Press, 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.