000 00338nam a2200145I 4500
040 _cCDC
082 _a574 LON 1963 A080 Or.
100 1 0 _aMacan, T. T.
245 1 0 _aFreshwater ecology
260 0 _a[London]
_bLongman
_c[1963]
300 _ax, 338 p.
_billus.
_c23 cm
650 0 _aFreshwater biology
650 0 _aEcology
942 _cEK
999 _c15667
_d15667