TY  - BOOK
AU  - Riedijk, Willem.
TI  - Appropriate technology for developing countries
SN  - 9062750850
U1  - 609.7124 RIE 
PY  - 1987///
CY  - The Netherlands
PB  - Deft University Press
KW  - Appropriate Technology
KW  - Developing countries
N1  - Includes bibliographical references
ER  -