Research and Editorial Dept. <br/><br/>
General Knowledge Physics, Chemistry, Biology And Computer 

 - 1st 
 - New Delhi  V & S Pub. 
 - 184 
<br/><br/><label>ISBN: </label> 120 
<br/><br/><label>Dewey Class. No.: </label>793.73/RES 793.73/RES