Gaya APA

Sholikhah, I, M. et al (1988). Business Strategy And Policy (Ed. 2). New Jersey: Houghton Mifflin Company.

Gaya MLA

Sholikhah, Ika, Maratus. et al. "Business Strategy And Policy". Ed. 2 New Jersey: Houghton Mifflin Company, 1988. Text.