Gaya APA

C, B, R., B, W, W. (1990). Study Guide To Accompany McConnell and Brue:Economics (ed.11). Jakarta: McGraw-Hill Publishing Company.

Gaya MLA

C, Bingham, Robert., B, Walstad, William. "Study Guide To Accompany McConnell and Brue:Economics". ed.11 Jakarta: McGraw-Hill Publishing Company, 1990. Text.