APA (7th ed.) Citation

Clay, C. M. (1856). Speech of C.M. Clay: Before the Young Men's Republican Central Union of New York. [publisher not identified].

Chicago Style (17th ed.) Citation

Clay, Cassius Marcellus. Speech of C.M. Clay: Before the Young Men's Republican Central Union of New York. [New York?]: [publisher not identified], 1856.

MLA (9th ed.) Citation

Clay, Cassius Marcellus. Speech of C.M. Clay: Before the Young Men's Republican Central Union of New York. [publisher not identified], 1856.