TY  - BOOK
AU  - Coombs Rod and others
TI  - Economics and technological change
SN  - 0333374134
U1  - X0gF, M7 
PY  - 1987///
CY  - London
PB  - Macmillan          
KW  - Economics IRT Technology
N1  - Bibliography: P 279-92
ER  -