Proceedings of the 20th Bangladesh Science Conference 

 - Dhaka:   BAAS,   1998.  
 - 27 p.  illus.  23 cm. 
<br/><br/><label>ISSN: </label>1562-7829 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology--Periodicals
<br/><br/><label>Dewey Class. No.: </label>505