Tohutoro APA (7th ed.)
Wolferman, K. C. (2008). The indomitable Mary Easton Sibley: Pioneer of women's education in Missouri. University of Missouri Press.
Tohutoru Kātū Chicago (17th ed.)
Wolferman, Kristie C. The Indomitable Mary Easton Sibley: Pioneer of Women's Education in Missouri. Columbia: University of Missouri Press, 2008.
Tohutoro MLA (9th ed.)
Wolferman, Kristie C. The Indomitable Mary Easton Sibley: Pioneer of Women's Education in Missouri. University of Missouri Press, 2008.
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