Gaya APA

Ries, A, &, L. et al (2005). Asal-Usul Merek (The Origin of Brands) (1). Batam: Karisma.

Gaya MLA

Ries, AL, &, Laura. et al. "Asal-Usul Merek (The Origin of Brands)". 1 Batam: Karisma, 2005. Text.