The “Cwna: Certified Wireless Network Administrator Official Study Guide: Exam Cwna-106” is a comprehensive textbook authored by David D. Coleman and David A. Westcott. Published by Wiley & Sons, this study guide is specifically designed for those looking to become Certified Wireless Network Administrators. The book covers various subjects related to mobile and wireless communications, data transmission systems, and networking hardware. With 912 pages, this trade paperback book provides a thorough understanding of the material needed to pass the Cwna-106 exam in English language. Book has a sticker on the back.