000 00405nam a2200157Ia 4500
005 20260205063648.0
008 260111s9999||||xx |||||||||||||| ||und||
020 _a9789350567005
082 _a628 T326E
100 _aThakur,D.K.
245 0 _aEnvironmental sanitation
260 _aNew Delhi
_bDiscovery pub.
_c2015
300 _a201p.
690 _aSanitation Engineering ;Sanitation
942 _cBK
999 _c189735
_d189735