000 00475nam a2200193Ia 4500
008 180116s1992 xxu||||| |||| 00| 0 eng d
020 _a92 4 154443 0
082 _aWA778
_bWHO
100 _a World Health Organization
245 _aGuide to the development of on-site sanitation
_b
250 _a
260 _aGeneva
_bW H O
_c1992
300 _a237 p.
_b29 cm.
440 _a
_v
500 _a
520 _a Sanitation
650 _aSanitation
906 _a11417
_b
_c
999 _c26845
_d26845