Frederick, W. A., & Rozwenc, E. C. (1965). Slavery and the breakdown of the American consensus. Heath.
Cita Chicago Style (17a ed.)Frederick, Wayne A., y Edwin Charles Rozwenc. Slavery and the Breakdown of the American Consensus. Boston [u.a.]: Heath, 1965.
Cita MLA (9a ed.)Frederick, Wayne A., y Edwin Charles Rozwenc. Slavery and the Breakdown of the American Consensus. Heath, 1965.
Precaución: Estas citas no son 100% exactas.