Style de citation APA (7e éd.)

Callen, Z. (2016). Railroads and American Political Development: Infrastructure, Federalism, and State Building. University Press of Kansas.

Style de citation Chicago (17e éd.)

Callen, Zachary. Railroads and American Political Development: Infrastructure, Federalism, and State Building. Lawrence: University Press of Kansas, 2016.

Style de citation MLA (8e éd.)

Callen, Zachary. Railroads and American Political Development: Infrastructure, Federalism, and State Building. University Press of Kansas, 2016.