00642nam a2200193 a 450000500170000002000150001708200170003210000170004924500580006626000410012430000270016569000290019270000180022196400160023999700340025599900170028995200710030695200710037720251203110707.0  a8170245338  a665.776bABB  aAbbasi, S.A.  aModelling and Simmulation of Biogas Systems Economics  aDelhibAshish Publishing Housec1993  axviii,359p.c24 cm. HB  aBiogas systems economics  aNipaney, P.C.  bcdefg_  a117419 LIBSC C 117420 LIBSC C  c99287d99287  00104070aPUbPUd2006-01-10g400.00l0o665.776 ABBp117419yBK  00104070aPUbPUd2006-01-10g400.00l0o665.776 ABBp117420yBK