Appropriate technology: Precepts and practices
Das, Ram
Appropriate technology: Precepts and practices - New York: Vantage Press, 1981 - xxiii, 311p.
533047447
Information services
Human ecology
6.001.1 / M1
Appropriate technology: Precepts and practices - New York: Vantage Press, 1981 - xxiii, 311p.
533047447
Information services
Human ecology
6.001.1 / M1