Cita APA (7a ed.)

Calhoun, J. C., & Lence, R. M. (1992). Union and Liberty. Liberty Fund.

Cita Chicago Style (17a ed.)

Calhoun, John C., y Ross M. Lence. Union and Liberty. Indianapolis: Liberty Fund, 1992.

Cita MLA (8a ed.)

Calhoun, John C., y Ross M. Lence. Union and Liberty. Liberty Fund, 1992.