Tinker, tiller, technical change : Technologies from the people - Mathew Gamser; Helen Appleton Nicola Carter (London Inter Mediate Techology Publications, 1990)
Mathew Gamser; Helen Appleton & Nicola Carter: Tinker, tiller, technical change : Technologies from the people. London. Inter Mediate Techology Publications, 1990. 1-85339-061-5--(602GAM)
ENGLISH