Leeson, Daniel N <br/><br/>
Basic programming concepts and the IBM 1620 computer 

 - New York:   Holt, Rinehart and Winston, Inc,   1962 
 - xv, 368p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries
<br/><br/><label>Subjects--Index Terms: </label>Data processing  Arithmetic  
<br/><br/><label>Universal Decimal Class. No.: </label>681.14.004.2