000 00304nam a2200121Ia 4500
100 _aVeena, D R
020 _a81-7024-028-X
942 _cBK
245 _aBio-gas technology
_ba study of community bio-gas plant
260 _aAshish Punlishing House, New Delhi
_c1986
082 _a662.8 Vee
300 _a94
999 _c66793
_d66793