APA-viite (7. p.)
Elbehri, A., Segerstedt, A., & Liu, P. (2013). Biofuels and the sustainability challenge: A global assessment of sustainability issues, trends and policies for biofuels and related feedstocks. Trade and Markets Division, Food and Agriculture Organization of the United Nations.
Chicago-viite (17. p.)
Elbehri, Aziz, Anna Segerstedt, ja Pascal Liu. Biofuels and the Sustainability Challenge: A Global Assessment of Sustainability Issues, Trends and Policies for Biofuels and Related Feedstocks. Rome: Trade and Markets Division, Food and Agriculture Organization of the United Nations, 2013.
MLA-viite (9. p.)
Elbehri, Aziz, et al. Biofuels and the Sustainability Challenge: A Global Assessment of Sustainability Issues, Trends and Policies for Biofuels and Related Feedstocks. Trade and Markets Division, Food and Agriculture Organization of the United Nations, 2013.
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