Gustav Siegfried Eins (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Gustav Siegfried Eins" in English language version.

refsWebsite

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5^th place

5^th place

1books.google.com

3^rd place

3^rd place

books.google.com

Dear, Ian (6 October 2016). Sabotage and Subversion Classic Histories Series: The SOE and OSS at War. History Press. ISBN 9780750980784.

worldcat.org

Delmer, Sefton (1962). Black Boomerang. New York: Viking Press. p. 64. OCLC 377705.