Ahmed, Surujuddin  <br/><br/>
Modern Plane trigonometry / 
Surujuddin Ahmed 
 - 11th ed. 
 - Dhaka:  Anamica Granthaghar and Prakasananya,  c19178. 
 - xii,252p.:  table, figs., graph;  18 cm. 
<br/><br/>
<br/><br/><br/>English 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plane trigonometry
<br/><br/><label>Dewey Class. No.: </label>516.34/AHM