APA Style

Tampubolon, R. (2005). Risk and Systems-Based Internal Auditing = Audit Internal Berbasis Risiko . Jakarta: PT Elex Media Komputindo.

MLA Style

Tampubolon, Robert. "Risk and Systems-Based Internal Auditing = Audit Internal Berbasis Risiko". Jakarta: PT Elex Media Komputindo, 2005. Teks.