Gaya APA

Budi, H, I, S. (2011). 5 Relationships, Success and Happiness (cet.1). Cambridge, Mass: Elex Media Komputindo.

Gaya MLA

Budi, Hengki, Irawan, Setia. "5 Relationships, Success and Happiness". cet.1 Cambridge, Mass: Elex Media Komputindo, 2011. Text.