Ruffin, K. N. (2010). Black on earth: African American ecoliterary traditions. University of Georgia Press.
Chicago-čujuhus (17. p.)Ruffin, Kimberly N. Black on Earth: African American Ecoliterary Traditions. Athens: University of Georgia Press, 2010.
MLA-čujuhus (9. p.)Ruffin, Kimberly N. Black on Earth: African American Ecoliterary Traditions. University of Georgia Press, 2010.
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