000 003680a00a22001570004500
245 _aReport on Seminar on Sewage Disposal (Rural & Urban)
260 _bNew Delhi:WHO
260 _c1955 Aug 15-27
300 _a1-46pgs
306 _a`Report
306 _aSri Lanka
306 _arare collection
760 _bNo. 11 cupboard
015 _aR-00193
887 _a50/=
999 _c2112
_d2112