000 00348nam a2200133Ia 4500
008 180710s9999 xx 000 0 und d
020 _a127563
082 _a665.73
_bCHA
100 _aCHAWLA, O.P.
245 _aAdvances in biogas technology
260 _aNew Delhi
_bIndian Council of Agricultural Research
_c1986
300 _a144 p.
942 _cS
999 _c55213
_d55213