APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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

警告：这些引文格式不一定是100％准确.