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.
Chicago-viite (17. p.)Union of European academies for science applied to agriculture, food and nature, Cristian Hera, Volker Hoffmann, ja Baiba Rivza. Renewable Energy Recources, Production and Technologies. 2008.
MLA-viite (9. p.)Union of European academies for science applied to agriculture, food and nature, et al. Renewable Energy Recources, Production and Technologies. 2008.
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