The poor man's wisdom : technology and the very poor /
Moyes, Adrian.
The poor man's wisdom : technology and the very poor / by Adrian Moyes. - Oxford : Oxfam, [1979]. - vii, 40 p. : ill.
0855980427
Appropriate technology.
Appropriate technology--Developing countries.
The poor man's wisdom : technology and the very poor / by Adrian Moyes. - Oxford : Oxfam, [1979]. - vii, 40 p. : ill.
0855980427
Appropriate technology.
Appropriate technology--Developing countries.