Armoured fighting vehicles of the world / Christopher Frank Foss GMC 6x6 and DUKW : a universal truck / Jean Michel Boniface ; [by] Jean-Michel Boniface, Jean-Gabriel Jeudy ; [translated from the French] Keep them rolling : technical manual, basic information, manual / [Nederlandse Vereniging Instandhouding Historische Militaire Voertuigen "Keep them rolling"]