APA

Whittington R., Pany K., . (2001). Principles of auditing and other assurance services. Boston: Irwin/McGraw-Hill.

Chicago

Whittington Ray, Pany Kurt, . 2001. Principles of auditing and other assurance services. Boston: Irwin/McGraw-Hill.

Harvard

Whittington R., Pany K., . (2001). Principles of auditing and other assurance services. Boston: Irwin/McGraw-Hill.

MLA

Whittington Ray, Pany Kurt, . Principles of auditing and other assurance services. Boston: Irwin/McGraw-Hill. 2001.