000 00301cam a22001097a 4500
008 180718b1979 xxu||||| |||| 00| 0 eng d
082 _aO91 P765
245 _aPollution: the professionals and the public
260 _aMilton Keynes
_bOpen University Press
_c1979
300 _a212p.
650 _aPollution
999 _c351372
_d351372