Sherman, S. (1997). May Sarton: Selected letters. New York: W.W. Norton & Company.
Lua i Stíl Chicago (17ú heag.)Sherman, Susan. May Sarton: Selected Letters. New York: W.W. Norton & Company, 1997.
Lua MLA (8ú heag.)Sherman, Susan. May Sarton: Selected Letters. New York: W.W. Norton & Company, 1997.
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