Shahidullah , A. M. M. <br/><br/>
A text book on higher algebra and trigonometry :  ( Plane & spherical ) / 
A. M. M. Shahidullah ,  
 - Dhaka :  Ideal library ,  1987 
 - 143p.  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.;Trigonometry
<br/><br/><label>Dewey Class. No.: </label>512  / SHA