000 00438nam a2200133Ia 4500
008 240531s9999 xx 000 0 und d
020 _a978 9966 931009
082 _a666 73209762 NGA
100 _aNg'ang'a, A.
245 0 _aAlternative roofing technology : a case study of technology develoment and dissemination in Kenya
260 _aNairobi
_b Intermediate Technology Kenya
_c1997
650 _aROOFING TECHNOLOGY
942 _cANF
999 _c334877
_d334877