DAVIS, Gordan B. <br/><br/>
Computer data processing 

 - 2nd ed. 
 -  Auckland  : McGraw-Hill  1981 
 - 662 p. 
<br/><br/><label>ISBN: </label>0000070157855 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data processing
<br/><br/><label>Dewey Class. No.: </label>005.12  / P17