The Bangladesh Journal of Scientific Research 
Bangladesh Association for the Advancement of Science 
 - Dhaka, bangladesh :  Bangladesh Association for the Advancement of Science  c1996- 
 - v. :  ill.;  25 cm. 
 - Vol. 14. No. 2 (Dec-1996) 
<br/><br/> Title from the cover 
<br/><br/> PG, UG. 
<br/><br/>
<br/><br/><label>ISSN: </label>02535432 
 = The Bangladesh Journal of Scientific Research 
<br/><br/><label>Dewey Class. No.: </label>605/BAAS