Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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