000 00710nam a2200253 a 4500
001 adlib96000001
003 ViArRB
005 200902210153555.7
008 960221s1955 dcuabcdjdbkoqu001 0deng d
020 _a
022 _a
040 _aAdlib
082 _a628.1(1-21)
245 _aOperation and maintenance of Urban water supply and sanitation systems: a guide for managers
250 _a
260 _aGeneva
_bWorld Health Organisation
_c1994
300 _aix, 102p.
_c
500 _a
100 _a
_e
700 _a
_a
942 _cBK
653 _aUrban Water Supply
952 _w2010-11-24
_pG0005342
_r2010-11-24
_40
_00
_bUL
_10
_o628.1(1-21) WHO
_d2010-11-24
_70
_yBK
_aUL
999 _c69672
_d69671