Lead : 
published under the joint sponsorship of the United Nations Environment Programme and the World Health Organization. 
 - Geneva :  WHO,  1977. 
 - 160 p. ;  21 cm. 
 - Environmental health criteria ;  3 .
 - Environmental health criteria ;  3. .
<br/><br/><label>ISBN: </label>924154063X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lead--Environmental aspects--Congresses.<br/>Lead--Toxicology--Congresses.