Coughlin, P.2007-11-121985-04-012007-11-121985http://hdl.handle.net/10625/7340Text1 fichero numérico (29 p.)Application/pdfenCEMENTCLAYSCONSTRUCTION MATERIALSCHOICE OF TECHNOLOGYECONOMIC DEPENDENCEKENYACOST BENEFIT ANALYSISSTEELIMPORT SUBSTITUTIONSELF RELIANCESteel versus tile roofing : what's appropriate for Kenya?Working Paper