Gaya APA

Johnstone, K, M. et al (2014). Auditing: A Risk-Based Approach to Conducting a Quality Audit (Ninth Edition) (9th Ed.). United Kingdom: South-Western, Cengage Learning.

Gaya MLA

Johnstone, Karla, M.. et al. "Auditing: A Risk-Based Approach to Conducting a Quality Audit (Ninth Edition)". 9th Ed. United Kingdom: South-Western, Cengage Learning, 2014. Computer File.