Ekerholm, H. Cultural meanings of wood gas automobile fuel in Schweden, 130-1945: Helena Ekerholm. Past and present energy societies : how energy connects politics, technologies and cultures.(2012).
Chicago-Zitierstil (17. Ausg.)Ekerholm, Helena. "Cultural Meanings of Wood Gas Automobile Fuel in Schweden, 130-1945: Helena Ekerholm." Past and Present Energy Societies : How Energy Connects Politics, Technologies and Cultures.(2012) .
MLA-Zitierstil (8. Ausg.)Ekerholm, Helena. "Cultural Meanings of Wood Gas Automobile Fuel in Schweden, 130-1945: Helena Ekerholm." Past and Present Energy Societies : How Energy Connects Politics, Technologies and Cultures.(2012), .
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.