Gaya APA
Hall, J, A., Singleton, T. (2005).
Information Technology Auditing and Assurance 2nd Edition (Ed. 2).
South-Western Cengage Learning:
.
Gaya MLA
Hall, James, A.., Singleton, Tommie.
"Information Technology Auditing and Assurance 2nd Edition".
Ed. 2
South-Western Cengage Learning:
,
2005.
Text.