Chemistry teaching and the environment /  
Unesco 
, 35 
 - París :  Unesco,   1986 
 - 14 p 
 - Science and technology education document series ;   6 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENSEÑANZA DE LAS CIENCIAS
<br/><br/><label>Dewey Class. No.: </label>372.35/C.18