Gaya APA

Dittenhofer, M, A. et al (2006). Sawyer's Internal Auditing, 5th ed . Jakarta: Salemba Empat.

Gaya MLA

Dittenhofer, Mortimer, A.. et al. "Sawyer's Internal Auditing, 5th ed". Jakarta: Salemba Empat, 2006. Text.