Creaser, C., & Purchase, R. (1991). Food contaminats: Sources and surveillance. Royal Society of Chemistry.
Tohutoru Kātū ChicagoCreaser, Colin, me Rupert Purchase. Food Contaminats: Sources and Surveillance. Cambridge, Eng: Royal Society of Chemistry, 1991.
Tohutoro MLACreaser, Colin, me Rupert Purchase. Food Contaminats: Sources and Surveillance. Royal Society of Chemistry, 1991.
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