TY  - BOOK
AU  - Willoughby,Kelvin W
TI  - Technology choice : a critique of the appropriate technology management
SN  - 1853390577
U1  - 338.927 
PY  - 1990///
CY  - London
PB  - Intermediate Technology Publications
KW  - Schumacher
KW  - Semantics
ER  -