Cita APA (7th ed.)

McConnell, C. R. (2005). Economics: Principles, problems, and policies (17th ed.). McGraw - Hill.

Cita Chicago (17th ed.)

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 17th ed. Boston: McGraw - Hill, 2005.

Cita MLA (9th ed.)

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 17th ed. McGraw - Hill, 2005.