000 00520nam a2200217Ia 4500
008 230524s9999 xx 000 0 und d
020 _a0122665422
040 _cUDSM
050 _aQL234.F45
100 _aFreedman, Bill
245 0 _aEnvironmental ecology
260 _aNew York
260 _bAcademic Press
260 _c1993
300 _axiii,606p.
300 _c29cm.
650 _aPollution - environmental aspects
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c46006
_d46006