APA (7th ed.) Citation

Porter, B., Hatherly, D. J., & Simon, J. (2003). Principles of external auditing (2nd ed.). J.Wiley.

Chicago Style (17th ed.) Citation

Porter, Brenda, David J. Hatherly, and Jon Simon. Principles of External Auditing. 2nd ed. Chichester,West Sussex,England: J.Wiley, 2003.

MLA (8th ed.) Citation

Porter, Brenda, et al. Principles of External Auditing. 2nd ed. J.Wiley, 2003.