1. Arens AA, Loebbecke JK. Auditing: an integrated approach. 8th ed. Pearson; 1999.
2. Mayo C, Harvey G. The clinical audit book. Elsevier; 1999.
3. Crombie IK, Davies HTO, Abraham SCS, Florey CDV. The audit handbook: improving health care through clinical audit. Wiley; 1993.
4. Donabedian A. The quality of care: How can it be assessed. J Am Med Assoc. 1988;260(12):1743.
5. A practical guide to clinical audit (2017) http://www.kznhealth.gov.za/family/Practical-Guide-Clinical-Audit.pdf