000 01200nam a2200313Ia 45e0
008 180110s2007 xx 000 0 und d
020 _a8122411045
082 _a665.775
100 _aMital, K.M
245 0 _aBiogas Systems
260 _aNew Delhi
_bNew Age International Publishers
_c2007
300 _axi, 278p;
942 _2ddc
_cBK
_04
999 _c1756
_d1756