Commercial Pilot Test Prep 2013: Study & Prepare for the Commercial Airplane, Helicopter, Gyroplane, Glider, Balloon, Airship and Military Competency FAA Knowledge Exams (Test Prep series)
ASA Test Prep Boardincludes editors Jackie Spanitz, Charles L. Robertson, Cliff Seretan, and Paul Hamilton. Jackie Spanitz is the director of curriculum development at Aviation Supplies & Academics, Inc., and the author of several books, includingGuide to the Flight Review. Charles L. Robertson is an associate professor of aerospace at the University of North Dakota. Cliff Seretan holds a Commercial Certificate with an Instrument Rating for Single- and Multi-Engine Land Airplanes and is a CFI for Airplane Land and Instrument. Paul Hamilton is a sport pilot and light-sport aircraft expert, a flight instructor, and the owner of Adventure Productions Co.