Clay's handbook of environmental health / 
Edited by W. H. Bassett 
 - 18th ed. 
 - London :  E & FN Spon ,  1999 
 - xix , 938 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>References : p. 907 - 908 
<br/><br/><label>ISBN: </label>0419229604  RM572.22 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sanitation<br/>Enviromental Health<br/>Public health administration
<br/><br/><label>National Library of Medicine Call No.: </label>WA670