000 00410nam a2200157Ia 4500
008 170101s1975 xx 000 0 und d
082 _a665.77 S16B
100 _aSATHIANTHAN, M.A.
245 0 _aBio-gas achievements and challenges
260 _bNew Delhi
_c1975
300 _a192p
650 _aGAS -- HEATING AND COOKING
653 _aBIO - GAS
653 _aGAS -- HEATING AND COOKING
942 _2ddc
_cB
999 _c62253
_d62253