Lal,K.C.  Ahmad,S.I. <br/><br/>
A textbook of  modern physics  x 

 - x 
 - New Delhi  S.Chand  1993 
 - 618 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics Physics 
<br/><br/><label>Dewey Class. No.: </label>539/L193t