Specifications for pesticides used in public health  insecticides - molluscicides - repellents metnods 

 - 6th ed. 
 - Geneva  WHO  1985 
 - 384 p.  Illustration 
<br/><br/><label>ISBN: </label>9241560843 
<br/><br/><label>Dewey Class. No.: </label>363.7384  / S62