Gaya APA

Clark, J, E., Dimmon, J, W. (1996). Microeconomics Study Guide 3rd Ed (3rd Ed). United Stated of America: Houghton Mifflin Company.

Gaya MLA

Clark, James, E., Dimmon, Janet, Wolcutt. "Microeconomics Study Guide 3rd Ed". 3rd Ed United Stated of America: Houghton Mifflin Company, 1996. Text.