000 00308nam a2200109Ia 4500
082 _a333.91
_bWAT
245 _aWater pollution as a world problem the legal, scientific and political aspects.
260 _aLondon
_bEuropa Pub. Ltd.
_c1971
300 _a240p.
890 _aUnited Kingdom
999 _c37121
_d37121