Cita APA (7a ed.)

Sawyer, W. C. (2017). U.S. international trade policy: An introduction. Praeger, An imprint of ABC-CLIO LLC.

Cita Chicago Style (17a ed.)

Sawyer, W. Charles. U.S. International Trade Policy: An Introduction. Santa Barbara, California: Praeger, An imprint of ABC-CLIO LLC, 2017.

Cita MLA (9a ed.)

Sawyer, W. Charles. U.S. International Trade Policy: An Introduction. Praeger, An imprint of ABC-CLIO LLC, 2017.