APA (7th ed.) Citation

Whittington, O. R. (2015). Wiley CPA excel exam review study guide 2015: Business environment and concepts. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Whittington, O. Ray. Wiley CPA Excel Exam Review Study Guide 2015: Business Environment and Concepts. Hoboken, New Jersey: John Wiley & Sons, 2015.

MLA (9th ed.) Citation

Whittington, O. Ray. Wiley CPA Excel Exam Review Study Guide 2015: Business Environment and Concepts. John Wiley & Sons, 2015.