Whittington, O. R. (2014). Wiley CPA excel exam review study guide 2014: Regulation. John Wiley & Sons.
Citazione stile Chigago Style (17a edizione)Whittington, O. Ray. Wiley CPA Excel Exam Review Study Guide 2014: Regulation. Hoboken, New Jersey: John Wiley & Sons, 2014.
Citatione MLA (9a ed.)Whittington, O. Ray. Wiley CPA Excel Exam Review Study Guide 2014: Regulation. John Wiley & Sons, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.