Singh, N M <br/><br/>
UGC-CSIR: Jrf/Net physical sciences / 
Singh, N M 
 -  Danika Publishing Company, New Delhi,  2009 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Competitive exams study materials; Study and teaching
<br/><br/><label>Dewey Class. No.: </label>001.076 SIN.D-U0