APA (7th ed.) Citation

McConnell, C. R. (2012). Economics: Principles, Problems, and Policies. McGraw-Hill.

Chicago Style (17th ed.) Citation

McConnell, Campbell R. Economics: Principles, Problems, and Policies. New York: McGraw-Hill, 2012.

MLA (9th ed.) Citation

McConnell, Campbell R. Economics: Principles, Problems, and Policies. McGraw-Hill, 2012.