APA (7th ed.) Citation

West, G. P., & Bamford, C. E. (2010). Strategy: Sustainable advantage and performance. South-Western.

Chicago Style (17th ed.) Citation

West, G. Page, and Charles E. Bamford. Strategy: Sustainable Advantage and Performance. Australia: South-Western, 2010.

MLA (9th ed.) Citation

West, G. Page, and Charles E. Bamford. Strategy: Sustainable Advantage and Performance. South-Western, 2010.