Bibliografía (25 obras)
Technology in World Civilization, revised and expanded edition
2021
Addingham Houses 1750-1850
2014
Water for the Thousand Millions
2013
Who built Beverley Minster?
2008
Medieval Architectural Drawing
2007
Meaning in Technology
1999
Les Paysans D'Abord
A development dialogue
1991
Technology in world civilization
1990
Farmer first
1989
Rainwater harvesting
1986
Rainwater Harvesting
Agricultural Development and Nutrition
1985
Agricultural development and nutrition
The culture of technology
1983
Seasonal dimensions to rural poverty
1981
Rural Sanitation
1980
El laberinto del ingenio
1979
Gardening for better nutrition
1978
Sanitation in developing countries
Hand Pump Maintenance in the Context of Community Well Projects
1977
The maze of ingenuity
1974
