Cita APA (7a ed.)

Ethier, W. (1983). Modern international economics. W.W. Norton.

Cita Chicago Style (17a ed.)

Ethier, Wilfred. Modern International Economics. New York [etc.]: W.W. Norton, 1983.

Cita MLA (9a ed.)

Ethier, Wilfred. Modern International Economics. W.W. Norton, 1983.