000 00414nam a2200157Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a624
_bWO-P
100 _aWorld Health Organisation
245 0 _aPHP no 8 (public health and the environment)
250 _a1st
260 _c1979
_aNew Delhi
_bWorld Health Organisation Geneva
300 _a161
650 _aCivil Engineering
942 _cBK
999 _c2076
_d2076