TY  - BOOK
AU  - Willoughby,Kelvin W.
TI  - Technology choice: a critique of the appropriate technology movement 
SN  - 01853390577
AV  - T49 .5W545 1990
U1  - 338.927 
PY  - 1990///
CY  - Boulder
PB  - Westview
KW  - Appropriate technology
ER  -