The collected works of Abraham Lincoln
Abraham Lincoln Association; edited by Roy P. Basler
Rutgers University Press, 1953
 Buku Teks SO
Sandburg, Carl
Abraham Lincoln : the war years
Harcourt Brace, 1939
 Buku Teks SO
Randall, J.G.
Lincoln the President : springfield to gettysburg, vol. II
Dodd, Mead & Company, 1946
 Buku Teks SO
Herndon's life Lincoln : the history and personal recollections of Abraham Lincoln as originally written by William H. Herndonand and Jesse W. Weik. With a newly rev. introd. and by Paul M. Angle
Fawcett Publications, 1961
 Buku Teks SO
Donald, David Herbert
Lincoln reconsidered
Vintage Books, 2001
 Buku Teks