Gaya APA

O'Hair, D. et al (2009). Strategic Communication in Business and the Professions (Ed. 6, Cet. 1). Jakarta: Kencana Prenada Media Group.

Gaya MLA

O'Hair, Dan. et al. "Strategic Communication in Business and the Professions". Ed. 6, Cet. 1 Jakarta: Kencana Prenada Media Group, 2009. Text.