New trends in biology teaching  

 - Paris :  Unesco,  1987. 
 - Vol.v, 222p.;  27cm 
<br/><br/><label>ISBN: </label>92-3-102447-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>574.07  / NEW