000 00279 a2200109 4500
008 181215b xxu||||| |||| 00| 0 eng d
100 _a Macan ,T.T
245 _aFreshwater ecology /
_cT. T. Macan
260 _aLondon
_bLongman group Ltd
_c1974
300 _a343p.
942 _2ddc
_cBK
999 _c7616
_d7616