TY  - SER
TI  - Appropriate technology
SN  - 0305-0920
PY  - 1974///-
CY  - London
PB  - Intermediate Technology Publications
KW  - Appropriate technology
KW  - Developing countries
KW  - Periodicals
N1  - Published: Hemel Hempstead, Herts. : Research Information Ltd., 1999-
ER  -