Dyfyniad APA

Whittington, O. R., & O. Ray Whittington; Kurt Pany. (2008). Principles of auditing & other assurance services. Boston: McGraw-Hill/Irwin.

Dyfyniad Arddull Chicago

Whittington, O. Ray, và O. Ray Whittington; Kurt Pany. Principles of Auditing & Other Assurance Services. Boston: McGraw-Hill/Irwin, 2008.

Dyfyniad MLA

Whittington, O. Ray, và O. Ray Whittington; Kurt Pany. Principles of Auditing & Other Assurance Services. Boston: McGraw-Hill/Irwin, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.