Gaya APA

McCONNELL, C, R, &, S, L, B. (0). Economics; principles, problems, and policies ~ EP (15th.ed.). Boston: McGraw-Hill Int..

Gaya MLA

McCONNELL, Campbell, R., &, Stanley, L., Brue. "Economics; principles, problems, and policies ~ EP". 15th.ed. Boston: McGraw-Hill Int., 0. Buku.