1. Brown, E. K., Willa Cather: A Critical Biography. New York: Alfred A. Knopf, 1953.
2. Carroll, Latrobe. “Willa Sibert Cather,” Bookman, May 3, 1921. In Willa Cather in Person: Interviews, Speeches, and Letters, edited by L. Brent Bohlke, 19–24. Lincoln, NE: University of Nebraska Press, 1986.
3. Cather, Willa. My Ántonia. 1918. Boston, MA: Houghton Mifflin & Co., 1926.
4. ———. My Ántonia. 1918. The Willa Cather Scholarly Edition. Eds. Charles Mignon and Kari Ronning. Lincoln, NE: University of Nebraska Press, 1994.
5. ———. Not Under Forty. New York: Alfred A. Knopf, 1936.