Twain, M., & Scharnhorst, G. (2006). Mark Twain: The complete interviews. University of Alabama Press.
Lua i Stíl Chicago (17ú heag.)Twain, Mark, agus Gary Scharnhorst. Mark Twain: The Complete Interviews. Tuscaloosa: University of Alabama Press, 2006.
Lua MLA (9ú heag.)Twain, Mark, agus Gary Scharnhorst. Mark Twain: The Complete Interviews. University of Alabama Press, 2006.
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