Das,B.C. <br/><br/>
Higher Trigonometry  
by B.C.Das and B.N.Mukbherjee 
 - 8th Edition  
 - Caclutta   U.N.Dhur & Sons  1933 
 - vi,284p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>510  / DAS