KUMAR,R <br/><br/>
DIFFERENTIAL EQUATIONS AND CALCULUS OF VARIATIONS 

 - NEW DELHI  CBS Publishers and Distributors  2013 
 - xv+587p.,23x15Cms 
<br/><br/><label>ISBN: </label>978-81-239-2204 
<br/><br/><label>Dewey Class. No.: </label>517.4 K95