TY  - BOOK
AU  - James Jeffrey
TI  - Improving traditional rural technologies
SN  - 033343711X
U1  - X0gF.1(X).N8, M9 
PY  - 1989///
CY  - London
PB  - Macmillan          
KW  - Economics IRT Technology
N1  - Bibliography: P 127-32
ER  -