Bhattarai, Chhatra. <br/><br/>
Operator encyclopedia. 

 - Kathmandu :  Nabodit hamro pustak bhandar,  2070. 
 - 796 p. 
<br/><br/><label>ISBN: </label>9789937885201  775 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer.<br/>Computersciece.<br/>Information technology.
<br/><br/><label>Dewey Class. No.: </label>4  / BHA-o