Gaya APA

arens, A, A., beasley, M, S. (2006). Auditing and assurance services : an integrated approach (ed.11). New Jersey: pearson education international.

Gaya MLA

arens, Alvin, A.., beasley, Mark, S.. "Auditing and assurance services : an integrated approach". ed.11 New Jersey: pearson education international, 2006. Text.