APA

Lincoln A., . (1989). Speeches and Writings 1832-1858. Speeches, Letters, and Miscellaneous Writings. The Lincoln-Douglas Debates. New York: The library of America.

Chicago

Lincoln A, . 1989. Speeches and Writings 1832-1858. Speeches, Letters, and Miscellaneous Writings. The Lincoln-Douglas Debates. New York: The library of America.

Harvard

Lincoln A., . (1989). Speeches and Writings 1832-1858. Speeches, Letters, and Miscellaneous Writings. The Lincoln-Douglas Debates. New York: The library of America.

MLA

Lincoln A, . Speeches and Writings 1832-1858. Speeches, Letters, and Miscellaneous Writings. The Lincoln-Douglas Debates. New York: The library of America. 1989.