Citazione APA

Byles, J. B. (1912). Sophisms of free-trade and popular political economy examined (2d American.). The American protective tariff league.

Stile di citazione Chicago

Byles, John Barnard. Sophisms of Free-trade and Popular Political Economy Examined. 2d American. New York: The American protective tariff league, 1912.

Citazione MLA

Byles, John Barnard. Sophisms of Free-trade and Popular Political Economy Examined. 2d American. The American protective tariff league, 1912.