APA引文

Eckes, A. E. (2009). U.S. trade issues: A reference handbook. ABC-CLIO.

Chicago Style (17th ed.) Citation

Eckes, Alfred E. U.S. Trade Issues: A Reference Handbook. Santa Barbara, Calif.: ABC-CLIO, 2009.

MLA引文

Eckes, Alfred E. U.S. Trade Issues: A Reference Handbook. ABC-CLIO, 2009.

警告：這些引文格式不一定是100％准確.