Jelaskan Pautan luar dari Abwehr dalam bahasa melayu

German Espionage and Sabotage Against the USA in WW2  at ibiblio.org. Includes details on structure of Abwehr.

Gross, Kuno, Michael Rolke & András Zboray, Operation SALAM - László Almásy’s most daring Mission in the Desert War, Belleville, München, 2013