Dyfyniad APA

Hersey, M. D. (2011). My work is that of conservation: An environmental biography of George Washington Carver. University of Georgia Press.

Dyfyniad Arddull Chicago

Hersey, Mark D. My Work Is That of Conservation: An Environmental Biography of George Washington Carver. Athens, Ga.: University of Georgia Press, 2011.

Dyfyniad MLA

Hersey, Mark D. My Work Is That of Conservation: An Environmental Biography of George Washington Carver. University of Georgia Press, 2011.

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