Harvard Men's Health Watch. Harvard Health Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarvard Men's Health Watch. Harvard Health Publications.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHarvard Men's Health Watch. Harvard Health Publications.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.