00485nam a2200193Ia 4500008004100000020001500041041001200056082001200068082001100080100001600091100001100107245005200118260001400170260004700184260000900231300001500240365002500255650001100280150901s9999    xx            000 0 und d  a8122411045  aEnglish  a574.191  bMIT/BI  aMital K M    eAuthor  aBiogas systems: policies, progess and prospects  aNew Delhi  bNew Age International(p)Limited,Publishers  c2007  a256  Pages  aRs. 650               aBiogas