Matthews/Martin/ Poulsen  <br/><br/>
Complete Reference  Front page 98 

 -  Tata Mc Graw hill  1998 
 - 728 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Computer
<br/><br/><label>Dewey Class. No.: </label>4.6  / MAT/POU