searchlight in the U.S. Navy / by Ralph Kelly School of the citizen sailor / Louis H. Bolander, William G. Fletcher, Ralph H. Gabriel ; Second Army Board Study guide for understanding American government : to be used with USAFI High School Course D 220 / Ralph Havener : I SEALs - tot het uiterste / Don Mann met Ralph Pezzullo ; vertaling [uit het Engels]: Henk Moerdijk
