TY  - BOOK
AU  - Youngson, A J (Ed.)
TI  - Economic development in the long run
SN  - 0-04-33021-4
U1  - 338.9 21st
PY  - 1972///
CY  - London
PB  - George Allen and Unwin
KW  - Economic development; Diffusion of innovations; Economic history
ER  -