Gaya APA

Thompson, A, A. et al (2012). Crafting and executing strategy : the quest for competitive advantage concepts and cases (18 e) (18 ed.). : McGraw Hill.

Gaya MLA

Thompson, Arthur, A.. et al. "Crafting and executing strategy : the quest for competitive advantage concepts and cases (18 e)". 18 ed. : McGraw Hill, 2012. Text.