Lewis R. W. B. & Lewis, N. (1999). American characters: Selections from the national portrait gallery, accompanied by literary portraits. Yale University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLewis R. W. B. और Nancy Lewis. American Characters: Selections from the National Portrait Gallery, Accompanied by Literary Portraits. New Haven: Yale University Press, 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLewis R. W. B. और Nancy Lewis. American Characters: Selections from the National Portrait Gallery, Accompanied by Literary Portraits. Yale University Press, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.