Gaya APA

GAMBLE, J, E. et al (2012). Crafting and Executing Strategy : The quest for competitive advantage concepts and cases (Ed. 18). New York: Universitas Sahid Surakarta.

Gaya MLA

GAMBLE, John, E.. et al. "Crafting and Executing Strategy : The quest for competitive advantage concepts and cases". Ed. 18 New York: Universitas Sahid Surakarta, 2012. Text.