University of Dar es SalaamNkonoki, S.R.2007-11-131994-04-012007-11-131987http://hdl.handle.net/10625/15865Reproduction of poor qualityText1 digital file (various pagings : ill.)Application/pdfenBIOGASENERGY UTILIZATIONDIFFUSION OF INNOVATIONSRURAL AREASTANZANIAOBSTACLES TO DEVELOPMENTPROJECT EVALUATIONIDRC Final Report