Union of European academies for science applied to agriculture, food and nature, Hera, C., Hoffmann, V., & Rivza, B. (2008). Renewable energy recources, production and technologies.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnion of European academies for science applied to agriculture, food and nature, Cristian Hera, Volker Hoffmann, और Baiba Rivza. Renewable Energy Recources, Production and Technologies. 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUnion of European academies for science applied to agriculture, food and nature, et al. Renewable Energy Recources, Production and Technologies. 2008.
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