APA (7th ed.) Citation

Pettigrew, Thomas, & Whittington. (2002). Handbook of stratgry and management. Sage.

Chicago Style (17th ed.) Citation

Pettigrew, Thomas, and Whittington. Handbook of Stratgry and Management. Thousand Oaks, Calif: Sage, 2002.

MLA (8th ed.) Citation

Pettigrew, et al. Handbook of Stratgry and Management. Sage, 2002.