Carr, A. (2011). Allen Carr's easy way to stop smoking (US edition.). Clarity Marketing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCarr, Allen. Allen Carr's Easy Way to Stop Smoking. US edition. New York, NY: Clarity Marketing, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCarr, Allen. Allen Carr's Easy Way to Stop Smoking. US edition. Clarity Marketing, 2011.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.