Cita APA (7th ed.)

National Bureau of Economic Research & Baldwin, R. E. (1991). Empirical studies of commercial policy. University of Chicago Press.

Cita Chicago (17th ed.)

National Bureau of Economic Research i Robert E. Baldwin. Empirical Studies of Commercial Policy. Chicago: University of Chicago Press, 1991.

Cita MLA (9th ed.)

National Bureau of Economic Research i Robert E. Baldwin. Empirical Studies of Commercial Policy. University of Chicago Press, 1991.