Gaya APA
Singleton, H.
(2009).
INFORMATION TECHNOLOGY AUDITING AND ASSURANCE
(
Edisi Ke-2)
.
Jakarta:
Salemba Empat.
Gaya MLA
Singleton, Hall.
"INFORMATION TECHNOLOGY AUDITING AND ASSURANCE".
Edisi Ke-2
Jakarta:
Salemba Empat,
2009.
Text.