Gaya APA

Wattles, W, D. et al (2005). The Science of Getting Rich : Cara ilmiah menjadi kaya / Wallace D. Wattles (Cet. 1). Yogyakarta: Quills Book Publisher.

Gaya MLA

Wattles, Wallace, D.. et al. "The Science of Getting Rich : Cara ilmiah menjadi kaya / Wallace D. Wattles". Cet. 1 Yogyakarta: Quills Book Publisher, 2005. Text.