La mayor seguridad a la hora de contratarnos.
Blacksburg, Virginia: Military Aviation Archives, 2010. Battleford, Saskatchewan, Canada: Turner-Warwick, 1983. Aerei Militari: Caccia e Ricognitori - friend 1( in daunting). Milan: Electa Mondadori, 2006. Famous Aircraft: The P-40 Kittyhawk.