Ruppel, W. (2011). Wiley GAAP for governments 2011: Interpretation and application of generally accepted accounting principles for state and local governments. Wiley.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিRuppel, Warren. Wiley GAAP for Governments 2011: Interpretation and Application of Generally Accepted Accounting Principles for State and Local Governments. Hoboken, N.J.: Wiley, 2011.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিRuppel, Warren. Wiley GAAP for Governments 2011: Interpretation and Application of Generally Accepted Accounting Principles for State and Local Governments. Wiley, 2011.
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