Enigma : how the Poles broke the Nazi code /

Bibliographic Details
Main Author:	Kozaczuk, Władysław
Other Authors:	Straszak, Jerzy
Format:	Book
Language:	English
Published:	New York : Hippocrene Books, [2004]
Subjects:	Enigma cipher system. ULTRA (Intelligence system) World War, 1939-1945 > Electronic intelligence > Poland. World War, 1939-1945 > Electronic intelligence > Great Britain. World War, 1939-1945 > Cryptography. Cryptography > Poland > History > 20th century.

Description
Physical Description:	viii, 163 pages, 24 unnumbered pages of plates : illustrations ; 23 cm.
Bibliography:	Includes bibliographical references (pages 77-79) and index.
ISBN:	078180941X