Cita APA (7a ed.)

Tullock, G., & Rowley, C. K. (2004). Virginia political economy. Liberty Fund.

Cita Chicago Style (17a ed.)

Tullock, Gordon, y Charles Kershaw Rowley. Virginia Political Economy. Indianapolis, Ind.: Liberty Fund, 2004.

Cita MLA (9a ed.)

Tullock, Gordon, y Charles Kershaw Rowley. Virginia Political Economy. Liberty Fund, 2004.