TY  - BOOK
AU  - Gamger,M
AU  - Apple, H
AU  - Carter, N
TI  - Tinker, tiller, technical change: technologies from the people
SN  - 0942850319
AV  - T173.8.T56 1990 
PY  - 1990///
CY  - New york
PB  - Bootstap
ER  -