Olejnik, Irena <br/><br/>
Biology and industry 
<label>/ by </label> Olejnik, Irena 
<label>;</label> Farmer, Bev 
 - London  Blackie  1989 
 - 76p.  ill.  25 cm. 
<br/><br/>SR 
<br/><br/><label>ISBN: </label>0216926270 
<br/><br/><label>Dewey Class. No.: </label>660.6  / O