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-čujuhus (17. p.)Union of European academies for science applied to agriculture, food and nature, Cristian Hera, Volker Hoffmann, juo Baiba Rivza. Renewable Energy Recources, Production and Technologies. 2008.
MLA-čujuhus (9. p.)Union of European academies for science applied to agriculture, food and nature, et al. Renewable Energy Recources, Production and Technologies. 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.