Davis, K. C., & Martin, P. (2009). Don't know much about the Presidents (Rev. ed.). Harper Collins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDavis, Kenneth C., और Pedro Martin. Don't Know Much About the Presidents. Rev. ed. [New York]: Harper Collins, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDavis, Kenneth C., और Pedro Martin. Don't Know Much About the Presidents. Rev. ed. Harper Collins, 2009.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.