Gaya APA
Singleton, T., Hall, J, A. (2011).
Information Technology Auditing and Assurance Buku 1 .
Jakarta:
Salemba Empat.
Gaya MLA
Singleton, Tommie., Hall, James, A..
"Information Technology Auditing and Assurance Buku 1".
Jakarta:
Salemba Empat,
2011.
Buku.