000 00407nam a2200181 4500
020 _a
_c
082 _a577.6 MAC-F
100 _aMacan, T T
245 _aFreshwater ecology
250 _a
260 _aLongman Group Ltd., London
_c1978
300 _a
490 _a
500 _a
590 _aPJ
_b
_c
650 _aAquatic ecology-- Fresh water ecology-- Pond ecology-- Limnology
942 _cBK
999 _c541552
_d541552