Hinsley, F.H. (ed.) Stripp, Alan (ed.) <br/><br/>
Codebreakers : the inside story of Bletchley Park 

 - Oxford  Oxford U.P  1994 
 - 321p. 
<br/><br/><label>ISBN: </label>019285304X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bletchley (Buckinghamshire)<br/>World War II - Cryptography
<br/><br/><label>Dewey Class. No.: </label>HIN