एपीए उद्धरण

Lincoln, A. (1989). Speeches and Writings 1832 - 1858: Speeches, Letters, and Micellaneous Writings, The Lincoln-Douglas debates. New York, NY: The Library of America.

शिकागो स्टाइल उद्धरण

Lincoln, Abraham. Speeches and Writings 1832 - 1858: Speeches, Letters, and Micellaneous Writings, The Lincoln-Douglas Debates. New York, NY: The Library of America, 1989.

एमएलए उद्धरण

Lincoln, Abraham. Speeches and Writings 1832 - 1858: Speeches, Letters, and Micellaneous Writings, The Lincoln-Douglas Debates. New York, NY: The Library of America, 1989.