Om Prakash <br/><br/>
Bhouthik vijhan ke pramukh sakhayem evum siddhanth/ 
by Om Prakash 
 - Delhi:  Sikha Prakasan,  2012. 
 - 128p. 
<br/><br/><label>ISBN: </label>8188562041 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics<br/>Natural Science
<br/><br/><label>Dewey Class. No.: </label>H 530  / OMP/B