Gaya APA

Louwers, T, J. et al (2007). Auditing & Assurance Services (2nd ed). acid-free paper: McGraw-Hill Companies, Inc..

Gaya MLA

Louwers, Timothy, J.. et al. "Auditing & Assurance Services". 2nd ed acid-free paper: McGraw-Hill Companies, Inc., 2007. Text.