Cita APA (7a ed.)

Witzel, M., & Walker, A. (2003). Political Economy in Nineteenth-Century America: 4, The science of wealth: a manual of political economy. Thoemmes.

Cita Chicago Style (17a ed.)

Witzel, Morgen, y Amasa Walker. Political Economy in Nineteenth-Century America: 4, The Science of Wealth: A Manual of Political Economy. Bristol: Thoemmes, 2003.

Cita MLA (9a ed.)

Witzel, Morgen, y Amasa Walker. Political Economy in Nineteenth-Century America: 4, The Science of Wealth: A Manual of Political Economy. Thoemmes, 2003.