New trends in chemistry teaching.  

 - Paris :  Unesco press,  1981. 
 - Vols. :  ill. ;  25 cm. 
<br/><br/>V. 5-- ;  
<br/><br/>300  300 
<br/><br/><label>ISBN: </label>92-3-101907-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry.
<br/><br/><label>Dewey Class. No.: </label>540.7 / U3n