Styl cytowania APA

World Renewable Energy Network. (1991). Renewable energy: An international journal ; the official journal of WREN, The World Renewable Energy Network. Elsevier Science.

Styl cytowania Chicago

World Renewable Energy Network. Renewable Energy: An International Journal ; the Official Journal of WREN, The World Renewable Energy Network. Amsterdam [u.a.]: Elsevier Science, 1991.

Styl cytowania MLA

World Renewable Energy Network. Renewable Energy: An International Journal ; the Official Journal of WREN, The World Renewable Energy Network. Elsevier Science, 1991.