Gupta, A.S. <br/><br/>
Calculus of Variations with Applications 
/ by A.S. Gupta 
 - New Delhi:  Prentice-Hall of India Private Limited;  1997. 
 - 242p. 
<br/><br/><label>ISBN: </label>81-203-1120-5 
<br/><br/><label>Dewey Class. No.: </label>515.4  / GUP/C