Gaya APA

TAMPUBOLON, R. (2005). RISK AND SYSTEMS BASED INTERNAL AUDITING : Audit Itern Berbasis Risiko . Jakarta: ELEX MEDIA KOMPUTINDO.

Gaya MLA

TAMPUBOLON, Robert. "RISK AND SYSTEMS BASED INTERNAL AUDITING : Audit Itern Berbasis Risiko". Jakarta: ELEX MEDIA KOMPUTINDO, 2005. Text.