Gupta, Das., Das, R. N. and Sinha, P. K. <br/><br/>
Calculus 

 - Patna  Bharati Bhawan Publishers & Distributors  1992 
 - 614 
<br/><br/><label>Publisher. No.: </label> Prime Books 
<br/><br/><label>Subjects--Personal Names: </label> Mathematics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics