Gaya APA

Indra, U. et al. (2013). Paradox marketing in practice (Cet. 1). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Utoyo, Indra. et al. "Paradox marketing in practice". Cet. 1 Jakarta: Gramedia Pustaka Utama, 2013. Textbook.