APA引文

 McConnell, C. R. (2008).  Economics: Principles, problems, and policies.  McGraw-Hill Irwin.

Trích dẫn kiểu Chicago

 McConnell, Campbell R.  Economics: Principles, Problems, and Policies.  McGraw-Hill Irwin, 2008.

MLA引文

 McConnell, Campbell R.  Economics: Principles, Problems, and Policies.  McGraw-Hill Irwin, 2008.

警告：這些引文格式不一定是100％准確.