APA Style

Johnstone, K, M. et al (2014). Auditing: A Risk Based Approach to Conducting A Quality Audit (9th). USA: South-Western Cengage Learning.

MLA Style

Johnstone, Karla, M. et al. "Auditing: A Risk Based Approach to Conducting A Quality Audit". 9th USA: South-Western Cengage Learning, 2014. Text.