APA (7th ed.) Citation
Porter, B., Simon, J., & Hatherly, D. (1997). Principles of external auditing. John Wiley & Sons.
Chicago Style (17th ed.) Citation
Porter, Brenda, Jon Simon, and David Hatherly. Principles of External Auditing. New York: John Wiley & Sons, 1997.
MLA (9th ed.) Citation
Porter, Brenda, et al. Principles of External Auditing. John Wiley & Sons, 1997.
Warning: These citations may not always be 100% accurate.