McCallion, M. (1998). The voice book: For everyone who wants to make the most of their voice ([New ed.].). Faber.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcCallion, Michael. The Voice Book: For Everyone Who Wants to Make the Most of Their Voice. [New ed.]. London: Faber, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMcCallion, Michael. The Voice Book: For Everyone Who Wants to Make the Most of Their Voice. [New ed.]. Faber, 1998.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.