Cita APA (7a ed.)
Lincoln, A., & Fehrenbacher, D. E. (1989). Speeches and writings, 1832-1858: Speeches, letters, and miscellaneous writings, the Lincoln-Douglas debates (10 ed.). The Library of America : Literary Classics of the United States.
Cita Chicago Style (17a ed.)
Lincoln, Abraham, y Don E. Fehrenbacher. Speeches and Writings, 1832-1858: Speeches, Letters, and Miscellaneous Writings, the Lincoln-Douglas Debates. 10 ed. New York: The Library of America : Literary Classics of the United States, 1989.
Cita MLA (9a ed.)
Lincoln, Abraham, y Don E. Fehrenbacher. Speeches and Writings, 1832-1858: Speeches, Letters, and Miscellaneous Writings, the Lincoln-Douglas Debates. 10 ed. The Library of America : Literary Classics of the United States, 1989.
Precaución: Estas citas no son 100% exactas.