Gaya APA

A, T, ., Gamble, J, E. (2008). Crafting & Excuting Strategy ; the quest for competitive advantage concept and cases . Boston: Mcgraw Hill.

Gaya MLA

A, THOMPSON,Arthur, ., Gamble, John, E. "Crafting & Excuting Strategy ; the quest for competitive advantage concept and cases". Boston: Mcgraw Hill, 2008. Text.