Hodges, Andrew <br/><br/>
Alan Turing  the Enigma 
  

 - 1st 
 - New York  Simon & Schuster  1983 
 - 587pgs, 24 cm. 
<br/><br/> Plates,Notes,Index   
<br/><br/>  
<br/><br/><label>ISBN: </label>0671492071 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biography---., ii)Scientists
<br/><br/><label>Dewey Class. No.: </label>925.1 Tur/Hod/Ala