KUSHWAHA (Sunil);SINGH (M N). <br/><br/>
UGC CSIR NET for JRF/lectureship: physical sciences. 

 - New Delhi  Danika publishing company  2014 
 - viii,503,60  PB 
<br/><br/><label>ISBN: </label>9788189301057 
<br/><br/><label>Dewey Class. No.: </label>530.02 KUSS