000 00331nam a22001337a 4500
020 _a047161100
050 _aMED QR105
_bM5
100 _aMitchell,R
245 _aWater pollution microbiology
260 _aCanada
_bWiley Interscience
_c1972
300 _ax, 416p.
_bill.Index
650 _aWater pollution microbiology.
942 _cBK
999 _c2361
_d2361