Cita APA (7a ed.)

Steinfeld, R. J. (2001). Coercion, contract, and free labor in the nineteenth century. University Press.

Cita Chicago Style (17a ed.)

Steinfeld, Robert J. Coercion, Contract, and Free Labor in the Nineteenth Century. Cambridge [etc.]: University Press, 2001.

Cita MLA (9a ed.)

Steinfeld, Robert J. Coercion, Contract, and Free Labor in the Nineteenth Century. University Press, 2001.