Sobel, Robert <br/><br/>
I.B.M: Colossus in transition 

 - Toronto  Bantam Books  1983 
 - 353p. 
<br/><br/><label>ISBN: </label> RS 69.30 
<br/><br/><label>Source: </label> RS 69.30 
<br/><br/><label>Dewey Class. No.: </label>001.6 SOB