00805nam0-22002891i-450-99000029413040332120001010000029413FED01000029413(Aleph)000029413FED0100002941320001010d--------km-y0itay50------baitay-------001yyTrace-element contamination of the environmentDavid Purves.AmsterdamElsevier1985XI,243 p., ill., 23 cmFundamental aspects of pollution control and environmental science7363Purves,DavidITUNINARICAUNIMARCBK99000029413040332104 090-266IRC 1597/LDINCHDINCHUNINAING01