Das Gupta, Ashit,  Dr. <br/><br/>
A modern approach to Intermediate Trigonometry :  part 1 for intermediate classes and part II for competative examinations / 
Ashit Das Gupta and Surya Bhusan Prasad 
 - 4th rev. ed. 
 - Patna :  Bharati Bhawan,  1995 
 - xiv, 361 p. :  ill. ;  22 cm. 
 - International textbooks in mathematics .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> Rs. 46.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra<br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>514