Cita APA (7a ed.)

Say, J. B., Quddus, M., & Rashid, S. (2000). A treatise on political economy. Transaction.

Cita Chicago Style (17a ed.)

Say, Jean Baptiste, Munir Quddus, y Salim Rashid. A Treatise on Political Economy. New Brunswick [etc.]: Transaction, 2000.

Cita MLA (9a ed.)

Say, Jean Baptiste, et al. A Treatise on Political Economy. Transaction, 2000.