Bundeswehr : Armee der Verteidigung? : Die westdeutsche NATO-Armee - Instrument des USA-Imperialismus / Karl Raddatz motorbooks international illustrated buyer's guide series Illustrated tank & AFV buyer's guide / Michael Green History and development of the M16 rifle and its cartridge / by David R. Hughes Dictionary of United States Army Terms - USA Voorschrift, Technical Manual, 20-205
