Cita APA (7a ed.)
von Braun, J. (2007). When food makes fuel: The promises and challenges of biofuels.
Cita Chicago Style (17a ed.)
von Braun, Joachim. When Food Makes Fuel: The Promises and Challenges of Biofuels. 2007.
Cita MLA (9a ed.)
von Braun, Joachim. When Food Makes Fuel: The Promises and Challenges of Biofuels. 2007.
Precaución: Estas citas no son 100% exactas.