A House in Naples, by Peter Rabe (epub/Kindle/pdf)

Charley's Rope was about frayed out. The caribinieri were after him, he had a bullet in his hip and no goddamn passport. Charley needed a passport bad. He needed that intricate piece of paper—signed, sealed, and innocent looking—the way only a G.I. in italy could need one. A G.I. deserter with a sweet fortune in blackmail lire and the carabinieri lusting to lay hands on him...