APA (7th ed.) Citation

Wirtz, Gray, & Baylis. (2013). Strategy in the contemporary world: An introduction to strategic studies (4th ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Wirtz, Gray, and Baylis. Strategy in the Contemporary World: An Introduction to Strategic Studies. 4th ed. Oxford: Oxford University Press, 2013.

MLA (8th ed.) Citation

Wirtz, et al. Strategy in the Contemporary World: An Introduction to Strategic Studies. 4th ed. Oxford University Press, 2013.