TY  - BOOK
AU  - Ng'ang'a, A.
TI  - Alternative roofing technology :  a case study of technology develoment and dissemination in Kenya 
SN  - 978 9966 931009
U1  - 666 73209762 NGA 
PY  - 1997///
CY  - Nairobi
PB  -   Intermediate Technology Kenya
KW  - ROOFING TECHNOLOGY
ER  -