WHO Commision on health and enviroment our planet, our health : report ot the who commision on health and enviroment 

 - Italia : WHO, 1992 
 - 282 p. 
<br/><br/><label>ISBN: </label>92-4-156148-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medio ambiente
<br/><br/><label>Dewey Class. No.: </label>573.4 W572c 1992