Bhattacharya, Tapan  . <br/><br/>
Illusive world of virtual reality /  
by Tapan Bhattacharya. 
 - New Delhi :   National Book Trust,  India ,   1997 
 - xiv, 158p :  
<br/><br/><label>ISBN: </label>81-237-1949-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural science
<br/><br/><label>Dewey Class. No.: </label>A  / N7