Energy inefficiency in the US economy : a new case for conservation

Autor: Ayres, Robert U. 1932-
Rok: 1989

Prognose und langfristige Planung in der Technik

Autor: Ayres, Robert U. 1932-
Rok: 1971

Naučno-techničeskoje prognozirovanije i dolgosročnoje planirovanije = Technological forecasting and long-range planning

Autor: Ayres, Robert U. 1932- Technological forecasting and long-range planning

Rok: 1971

Technological forecasting and long-range planning

Autor: Ayres, Robert U. 1932-
Rok: 1969