JOHNSON, K. P. (1980). Evaluating Internal Control Concepts, Guidelines, Procedures, Documention Kenneth P. Johnson And Henry R. Jaenicke. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)JOHNSON, Kenneth P. Evaluating Internal Control Concepts, Guidelines, Procedures, Documention Kenneth P. Johnson And Henry R. Jaenicke. John Wiley & Sons, 1980.
Lua MLA (8ú heag.)JOHNSON, Kenneth P. Evaluating Internal Control Concepts, Guidelines, Procedures, Documention Kenneth P. Johnson And Henry R. Jaenicke. John Wiley & Sons, 1980.
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