Gaya APA

Parker, J, G, N, &, D. (2000). The Essence of (The Economy) Ekonomi (Cet. 1. --). Yogyakarta: Andi.

Gaya MLA

Parker, Joseph, G, Nellis, &, David. "The Essence of (The Economy) Ekonomi". Cet. 1. -- Yogyakarta: Andi, 2000. Text.