Enigma: How the German Machine Cipher Was Broken and How It Was Read by the Allies in World War Two (Foreign intelligence book series)
Univ Pubns of Amer · 1984
Hardcover
details (United States).
details (UK).
details (Canada).
details (Germany).
details (France).
ISBN: 978-0-89093-547-7
ISBN-10: 0-89093-547-5