Modern ABC Physics. Vol11 For Class--X11  Textual Documents 
Satish Kr Gupta 
 - Rev Edn--2002. 
 - New Delhi  Modern Publishing Syndicate 
 - 975pg:  ill, index;  25cm. 
<br/><br/><label>Subjects--Index Terms: </label>Physics G-Physics 
<br/><br/><label>Dewey Class. No.: </label>530