Gupta, B.D. <br/><br/>
Mathematical physics 

 - 2nd ed. 
 - Meerut  Pragati Prakashan  1965 
 - xvi,716p. 
<br/><br/><label>Subjects--Index Terms: </label>Mathematical physics 
<br/><br/><label>Dewey Class. No.: </label>530.15  / GUP