Nagel, P. C., & Bingham, G. C. (2005). George Caleb Bingham: Missouri's famed painter and forgotten politician. University of Missouri Press.
Lua i Stíl Chicago (17ú heag.)Nagel, Paul C., agus George Caleb Bingham. George Caleb Bingham: Missouri's Famed Painter and Forgotten Politician. Columbia [Mo.]: University of Missouri Press, 2005.
Lua MLA (9ú heag.)Nagel, Paul C., agus George Caleb Bingham. George Caleb Bingham: Missouri's Famed Painter and Forgotten Politician. University of Missouri Press, 2005.
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