Leeson, Daniel N. <br/><br/>
Basic programming concepts and the IBM 1620 computer  / 
by Daniel N. Leeson and Donald L. Dimitry. 
 - New York :  Holt, Rinehart and Winston,  1962. 
 - 368 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic digital computers--Programming<br/>IBM 1620 (Computer)<br/>FORTRAN (Computer program language)
<br/><br/><label>Dewey Class. No.: </label>001.6424