DDT and its derivatives 
/ World Health Organization 
 - Geneva:     World Health Organization,    1979 
 - 194p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Medicine 
<br/><br/><label>Universal Decimal Class. No.: </label>615.778(047.3)  / L9