Gaya APA

Nellis, J, G. et al (2000). The Essence of The Economy (Ed. 1 Cet. 1). Indonesia: Andi Yogyakarta.

Gaya MLA

Nellis, Joseph, G.. et al. "The Essence of The Economy". Ed. 1 Cet. 1 Indonesia: Andi Yogyakarta, 2000. Text.