000 00311 a2200109 4500
008 181228b xxu||||| |||| 00|
100 _aHugh Bernard Noel Hynes
245 _aThe ecology of running water /
_cHugh Bernard Noel Hynes
260 _b Liverpool University Press,
_c1970
300 _a555p.
942 _2ddc
_cBK
999 _c7691
_d7691