000
00296nam a2200121Ia 4500
008
220201s2004 xx 000 0 eng d
082
_a
363.61
_b
WHO
100
_a
WHO
245
0
_a
Assessing microbial safety and drinking water
260
_b
AITBS, WHO
_c
2004
300
_a
295
942
_2
ddc
_c
REF
999
_c
64044
_d
64044