Ryan, T. (2011). Following Atticus: Forty-eight high peaks, one little dog, and an extraordinary friendship. W. Morrow.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRyan, Tom. Following Atticus: Forty-eight High Peaks, One Little Dog, and an Extraordinary Friendship. New York: W. Morrow, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRyan, Tom. Following Atticus: Forty-eight High Peaks, One Little Dog, and an Extraordinary Friendship. W. Morrow, 2011.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.