Obama, B. (2006). The audacity of hope: Thoughts on reclaiming the American dream (Abridged.). Random House Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रObama, Barack. The Audacity of Hope: Thoughts on Reclaiming the American Dream. Abridged. New York: Random House Audio, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रObama, Barack. The Audacity of Hope: Thoughts on Reclaiming the American Dream. Abridged. Random House Audio, 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.