Pesticide residues in food and drinking water : human exposure and risks Hamilton Denis, Crossley Stephen New York : J. Wiley : c2004. : xiv, 363 p. : Knovel. Licens erfordras ISBN: 1-59124-796-9 (electronic bk.) Mandatory Search the University Library catalogue
Jarup L Hazards of heavy metal contamination Br Med Bull : 2003 : Mandatory