Style de citation APA (7e éd.)

Clay, C. M., & Greeley, H. (1848). The writings of Cassius Marcellus Clay: Including speeches and addresses. Harper.

Style de citation Chicago (17e éd.)

Clay, Cassius Marcellus, et Horace Greeley. The Writings of Cassius Marcellus Clay: Including Speeches and Addresses. New York: Harper, 1848.

Style de citation MLA (8e éd.)

Clay, Cassius Marcellus, et Horace Greeley. The Writings of Cassius Marcellus Clay: Including Speeches and Addresses. Harper, 1848.