Clay, Henry Hurrell. <br/><br/>
Clay's handbook of environmental health / 
edited by W. H. Bassed. 
 - 19th ed. 
 - London :  Spon,  2004. 
 - xvii, 952 p. ;  cm. 
<br/><br/><label>ISBN: </label>0415318084 (hardback : alk. paper)  RM1,220.80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental health--United Kingdom--Handbooks, manuals, etc.<br/>Environmental health--Administration--United Kingdom--Handbooks, manuals, etc.