APA引文

Kaplan, Inc. (2012). New GMAT essentials 2013. Kaplan Pub.

Chicago Style (17th ed.) Citation

Kaplan, Inc. New GMAT Essentials 2013. New York: Kaplan Pub, 2012.

MLA引文

Kaplan, Inc. New GMAT Essentials 2013. Kaplan Pub, 2012.

警告：這些引文格式不一定是100％准確.