Style de citation APA (7e éd.)

Walker, F. A. (1892). Political economy. H. Holt and company.

Style de citation Chicago (17e éd.)

Walker, Francis Amasa. Political Economy. New York: H. Holt and company, 1892.

Style de citation MLA (8e éd.)

Walker, Francis Amasa. Political Economy. H. Holt and company, 1892.