Gaya APA

MCCONNELL, C, R., Brue, S, L. (2002). Economics: Principles, Problems, and Policies (Ed. 15). New York: McGraw Hill.

Gaya MLA

MCCONNELL, Campbell, R.., Brue, Stanley, L.. "Economics: Principles, Problems, and Policies". Ed. 15 New York: McGraw Hill, 2002. Text.