Cita APA (7th ed.)

Blue, F. J. (1973). The Free Soilers. Illinois U.P..

Cita Chicago (17th ed.)

Blue, Frederick J. The Free Soilers. Urbana: Illinois U.P., 1973.

Cita MLA (8th ed.)

Blue, Frederick J. The Free Soilers. Illinois U.P., 1973.