Submarines (Ships) -- Drama. : Das Boot / Columbia Pictures presents a director's cut restoration from Twin Bros. Productions of a Bavaria Film production in association with Radiant Film ; produced by Günter Rohrbach ; written and directed by Wolfgang Petersen
Submarines (Ships) -- Southeast Asia : Naval modernisation in Southeast Asia. Part Two, Submarine issues for small and medium navies / Geoffrey Till, Collin Koh Swee Lean, editors