The books consisted of three parts, including the syllabus of the Certified Internal Auditor Certification Exam (CIA1 - CIA2 - CIA3). Each of these books tackles specific topics divided into chapters. The content of these books was created and developed by PRC in line with the specific requirements of the Global Institute of Internal Auditors. The new "seventh" edition, released in 2021, encompasses additional improvements, examples, and detailed explanations of the standards-related instructions as issued by the Global Institute of Internal Auditors.

• Essentials of Internal Auditing:

Foundations of Internal Auditing

Independence and Objectivity

Proficiency and Due Professional Care

Quality Assurance and Improvement Program

Governance, Risk Management, and Control

Fraud Risks

• The practice of Internal Auditing:

Managing the Internal Audit Activity

Planning the Engagement

Conducting Internal Audit Engagement

Communicating Results and Managing Progress

• Business Knowledge for Internal Auditing:

Business Acumen

Information Security

Information Technology

Financial Management