Pickett, K. H. S. (2011). The essential guide to internal auditing (2nd ed.). Wiley.
Chicago-viite (17. p.)Pickett, K. H. Spencer. The Essential Guide to Internal Auditing. 2nd ed. Chichester, West Sussex: Wiley, 2011.
MLA-viite (9. p.)Pickett, K. H. Spencer. The Essential Guide to Internal Auditing. 2nd ed. Wiley, 2011.
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