Pritchard, M. H., & Emerson, J. (2011). The Dark Days of Abraham Lincoln's Widow, as Revealed by Her Own Letters. Southern Illinois University Press.
Style de citation Chicago (17e éd.)Pritchard, Myra Helmer, et Jason Emerson. The Dark Days of Abraham Lincoln's Widow, as Revealed by Her Own Letters. Carbondale: Southern Illinois University Press, 2011.
Style de citation MLA (8e éd.)Pritchard, Myra Helmer, et Jason Emerson. The Dark Days of Abraham Lincoln's Widow, as Revealed by Her Own Letters. Southern Illinois University Press, 2011.
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