000 00327nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a591.7 WAL/F WAL/F
100 _aWALTER K DODDS
245 0 _aFRESHWATER ECOLOGY : CONCEPTS AND ENVIRONMENTAL APPLICATIONS
260 _bACADEMIC PRESS
_c2006
300 _a569
942 _cTB
999 _c37997
_d37997