Whittington, R. (2008). Principles of auditing & other assurance services. Boston: McGraw-Hill/Irwin.
Chicago Style aipamenaWhittington, Ray. Principles of Auditing & Other Assurance Services. Boston: McGraw-Hill/Irwin, 2008.
MLA aipamenaWhittington, Ray. Principles of Auditing & Other Assurance Services. Boston: McGraw-Hill/Irwin, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.