Die deutschen U-Boot-Kommandanten (1 ed.)
by Hans-Joachim Röll · 1996
Book 1 of 4 in The Submarine War 1939-1945
German-language dictionary covering all German World War II U-boat commanders, volume 1 of the five-volume monograph by Rainer Busch and Hans-Joachim Röll, 1st edition 1996