000 00283nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a665.776
100 _aK.M.MITAL
245 0 _aBIO GAS SYSTEMS PRIN AND APPLICATIONS
260 _bNEW AGE
365 _b650.00
942 _cBTECH
999 _c133964
_d133964