Obaidur Rahman  <br/><br/>
Knowledge/ 

 - Dhaka:  Sleek Publication,  2014 
 - 644 p.  22 cm. 
<br/><br/><label>ISBN: </label>9.7898433813e+012 
<br/><br/><label>Dewey Class. No.: </label>824.08  / OBK  2014