Gaya APA
SINGLETON, H. (2007).
Information Technology Auditing and Assurance : Audit dan Assurance Teknologi Informasi (ED.2).
JAKARTA:
SALEMBA EMPAT.
Gaya MLA
SINGLETON, HALL.
"Information Technology Auditing and Assurance : Audit dan Assurance Teknologi Informasi".
ED.2
JAKARTA:
SALEMBA EMPAT,
2007.
Text.