APA-ийн эшлэл(7 дахь хэвлэлт)

Polenberg, R. (2015). Hear my sad story: The true tales that inspired "Stagolee," "John Henry," and other traditional American folk songs. Cornell University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Polenberg, Richard. Hear My Sad Story: The True Tales That Inspired "Stagolee," "John Henry," and Other Traditional American Folk Songs. Cornell University Press, 2015.