APA (7 वां संस्करण) प्रशस्ति पत्र
Polenberg, R. (2015). Hear my sad story: The true tales that inspired "Stagolee," "John Henry," and other traditional American folk songs. Cornell University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Polenberg, Richard. Hear My Sad Story: The True Tales That Inspired "Stagolee," "John Henry," and Other Traditional American Folk Songs. Ithaca, New York ; London, [England]: Cornell University Press, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Polenberg, Richard. Hear My Sad Story: The True Tales That Inspired "Stagolee," "John Henry," and Other Traditional American Folk Songs. Cornell University Press, 2015.
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