Commercial Drivers License & Endorsements Study Guide: Success for CDL

A comprehensive study guide for anyone serious about obtaining a CDL permit or adding endorsements. This book features material covering General Knowledge, Combination Trailers, Air Brakes, Tankers, Doubles and Triples, Hazardous Materials, Passenger Vehicles, Inside and Outside Pre-Trip Walk-Around Inspections, Brake Test Information, followed by Practice Exams with Answers to test your knowledge! The Commercial Drivers License & Endorsementst Study Guide, written by the wonderful team at Success Study Guides, is written in a clear, concise manner and is ALL you need to have absolute Success!