Nicolay, J. G., & Burlingame, M. (1996). An oral history of Abraham Lincoln: John G. Nicolay's interviews and essays. Southern Illinois University Press.
Citace podle Chicago (17th ed.)Nicolay, John G., a Michael Burlingame. An Oral History of Abraham Lincoln: John G. Nicolay's Interviews and Essays. Carbondale: Southern Illinois University Press, 1996.
Citace podle MLA (9th ed.)Nicolay, John G., a Michael Burlingame. An Oral History of Abraham Lincoln: John G. Nicolay's Interviews and Essays. Southern Illinois University Press, 1996.
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