This book is a must-have for anyone aspiring to become a commercial pilot for airplane single- and multi-engine land and sea. It covers a variety of topics, including aviation regulations, principles of flight, aircraft performance, weather, navigation, and more. Written by the Federal Aviation Administration (FAA) and Aviation Supplies & Academics (ASA), this paperback book is easy to understand and provides a wealth of information for pilots of all levels.With 152 pages, this trade paperback is 8.5 inches long, 8.25 inches high, and 5.5 inches wide. It weighs only 6 ounces, making it easy to carry around. Published by Aviation Supplies & Academics, Incorporated in 2012, this book is designed to help pilots pass their commercial pilot exams and achieve their goals. If you are looking for a comprehensive guide to commercial piloting, this book is an excellent choice.