Whittington, O. R., & Delaney, P. R. (2010). Wiley CPA examination review 2011: Business environment and concepts. John Wiley & Sons.
Chicago Style (17. basım) AtıfWhittington, O. Ray, ve Patrick R. Delaney. Wiley CPA Examination Review 2011: Business Environment and Concepts. Hoboken, New Jersey: John Wiley & Sons, 2010.
MLA (9th ed.) AtıfWhittington, O. Ray, ve Patrick R. Delaney. Wiley CPA Examination Review 2011: Business Environment and Concepts. John Wiley & Sons, 2010.
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