APA引文

Walton, G. M. (2001). Understanding economics today. Boston, MA: Mcgraw-Hill/Irvin.

Trích dẫn kiểu Chicago

Walton, Gary M. Understanding Economics Today. Boston, MA: Mcgraw-Hill/Irvin, 2001.

MLA引文

Walton, Gary M. Understanding Economics Today. Boston, MA: Mcgraw-Hill/Irvin, 2001.

警告：這些引文格式不一定是100％准確.