Das, B.C. . <br/><br/>
Integral Calculus including Differential Equations /  Textual Documents 
B.C.Das & B.N.Mukherjee. 
 - 16th ed. / 
 - Calcutta :  U.N.Dhur & Sons PVT.LTD ,  1964. 
 - 476p. :  ill ;  18cm . 
<br/><br/><label>Subjects--Index Terms: </label>Integral Calculus Differential Equations G-Mathematics T/G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>517.3  / D 26 In