000 00540nam a2200205Ia 4500
008 180116s2006 xxu||||| |||| 00| 0 eng d
020 _a92 4 154685 9
082 _aWA675
_bWHO
100 _a World Health Organization
245 _aWHO guidelines for the safe use of wastewater, excreta and graywater
_b
250 _a
260 _aGeneva
_bW H O
_c2006
300 _a182 p.
_b27 cm.
440 _a
_v
500 _a
520 _a Water Supply, Sanitation
650 _aSanitation
650 _aWater Supply
906 _a11079
_b
_c
999 _c26832
_d26832