Dyfyniad APA

Whittington, O. R. (2010). Principles of auditing & other assurance services. Boston: McGraw Hill.

Dyfyniad Arddull Chicago

Whittington, O. Ray. Principles of Auditing & Other Assurance Services. Boston: McGraw Hill, 2010.

Dyfyniad MLA

Whittington, O. Ray. Principles of Auditing & Other Assurance Services. Boston: McGraw Hill, 2010.

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