Michelsen, A. (1925). Der U-bootskrieg, 1914-1918. Hase & Koehler.
Citación estilo ChicagoMichelsen, Andreas. Der U-bootskrieg, 1914-1918. Leipzig: Hase & Koehler, 1925.
Cita MLAMichelsen, Andreas. Der U-bootskrieg, 1914-1918. Hase & Koehler, 1925.
Warning: These citations may not always be 100% accurate.