Cita APA (7th ed.)
ebrary, Inc, Rosillo Callé, F., & Johnson, F. X. (2010). Food versus fuel: An informed introduction to biofuels. Zed Books.
Cita Chicago (17th ed.)
ebrary, Inc, Francisco Rosillo Callé, i Francis X. Johnson. Food Versus Fuel: An Informed Introduction to Biofuels. London: Zed Books, 2010.
Cita MLA (9th ed.)
ebrary, Inc, et al. Food Versus Fuel: An Informed Introduction to Biofuels. Zed Books, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.