Singer, R. (2008). By reason of insanity. Tyndale House Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSinger, Randy. By Reason of Insanity. Carol Stream, Ill.: Tyndale House Publishers, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSinger, Randy. By Reason of Insanity. Tyndale House Publishers, 2008.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.