Dyfyniad APA
Nielsen, K. E., & Kaye, H. J. (2004). The radical lives of Helen Keller. New York University Press.
Dyfyniad Arddull Chicago
Nielsen, Kim E., and Harvey J. Kaye. The Radical Lives of Helen Keller. New York: New York University Press, 2004.
Dyfyniad MLA
Nielsen, Kim E., and Harvey J. Kaye. The Radical Lives of Helen Keller. New York University Press, 2004.
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