ISBN 9781780391779 books & textbook
Long Range Unit Surveillance Operations FM 3-55.93 (FM 7-93)
U.S. Department of the Army U.S. Army Infantry School Army Training and Doctrine Command
Military Bookshop /2009-06-23 Paperback / 384 Pages
isbn-10: 1780391773 / isbn-13: 9781780391779
