Zachmann, K. Past and present energy societies: How energy connects politics, technologies and cultures / Karin Zachmann. Past and present energy societies : how energy connects politics, technologies and cultures.(2012).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Zachmann, Karin. "Past and Present Energy Societies: How Energy Connects Politics, Technologies and Cultures / Karin Zachmann." Past and Present Energy Societies : How Energy Connects Politics, Technologies and Cultures.(2012) .
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Zachmann, Karin. "Past and Present Energy Societies: How Energy Connects Politics, Technologies and Cultures / Karin Zachmann." Past and Present Energy Societies : How Energy Connects Politics, Technologies and Cultures.(2012), .
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