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.
Lua i Stíl Chicago (17ú heag.)Union of European academies for science applied to agriculture, food and nature, Cristian Hera, Volker Hoffmann, agus Baiba Rivza. Renewable Energy Recources, Production and Technologies. 2008.
Lua MLA (9ú heag.)Union of European academies for science applied to agriculture, food and nature, et al. Renewable Energy Recources, Production and Technologies. 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.