000 00343nam a2200109Ia 4500
005 20260316114026.0
008 260316s9999||||xx |||||||||||||| ||und||
100 _aA.K.Roy Chatterjee Gupta
245 0 _aManual on the Design Construction and Maintenance of Low-Cost Pour-Flush Waterseal Latrines in India
650 _aBiotechnology
942 _cBK
999 _c2667
_d2667