Gaya APA
Arens, A, A. et al (2012).
Auditing and assurance services: an integrated approach (14th ed.).
United States of America:
Pearson Prentice Hall.
Gaya MLA
Arens, Alvin, A.. et al.
"Auditing and assurance services: an integrated approach".
14th ed.
United States of America:
Pearson Prentice Hall,
2012.
Computer File.