Gaya APA

Sawyer, L, B. et al (2009). Sawyer's internal auditing = audit internal sawyer (buku 1) . : Salemba Empat.

Gaya MLA

Sawyer, Lawrence, B.. et al. "Sawyer's internal auditing = audit internal sawyer (buku 1)". : Salemba Empat, 2009. Text.