Get effective and efficient instruction on all CIA exam competencies in 2021 Wiley CIA Exam Review 2021 Complete Set provides readers with all current Institute of Internal Auditors (IIA) content requirements. Filled with visual aids like tree diagrams, line drawings, memory devices, tables, charts, and graphic text boxes, the material is accessibly written from a student's perspective and designed to aid in recall and retention. The Wiley CIA Exam Review 2021 Complete Set contains all the internal audit basics, practice, and business knowledge elements Certified Internal Auditor test-takers will need to succeed on this challenging exam.