APA引文

Walstad, W. B. (2010). Study guide for use with Brue, McConnell, and Fynn Essentials of economics. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Walstad, William B. Study Guide for Use With Brue, McConnell, and Fynn Essentials of Economics. New York: McGraw-Hill, 2010.

MLA引文

Walstad, William B. Study Guide for Use With Brue, McConnell, and Fynn Essentials of Economics. New York: McGraw-Hill, 2010.

警告：這些引文格式不一定是100％准確.