000 00439nam a2200181 4500
020 _a
_c
082 _a628.162 BLO-V
100 _aBlock, J C; Schwartzbrod, L
245 _aVirus in water systems: Detection and identification
250 _a
260 _aVCH, New York
_c1989
300 _a136
490 _a
500 _a
590 _aSajana
_b2011-03-31 16:13:36
_c
650 _aWater treatment-- Purification
942 _cBK
999 _c237220
_d237220