Shahidulah, A. M. M.  <br/><br/>
A text book on higher Algebra and Trigonometry :  plane & spherical / 
A. M. M. Shahidulah and P. K. Bhattacharjee. 
 - 10th ed. 
 - Chittagong, Dhaka :  H. L. bhattacharjee,  c1964[Reprinted 1995]. 
 - various pages :  illustrations ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra<br/>Trigonometry.
<br/><br/><label>Dewey Class. No.: </label>512.13 SHA