Cite
Environmental, economic, and energetic costs and benefits of biodiesel and ethanol biofuels.
MLA
Hill, Jason, et al. “Environmental, Economic, and Energetic Costs and Benefits of Biodiesel and Ethanol Biofuels.” Proceedings of the National Academy of Sciences of the United States of America, vol. 103, no. 30, July 2006, pp. 11206–10. EBSCOhost, https://doi.org/10.1073/pnas.0604600103.
APA
Hill, J., Nelson, E., Tilman, D., Polasky, S., & Tiffany, D. (2006). Environmental, economic, and energetic costs and benefits of biodiesel and ethanol biofuels. Proceedings of the National Academy of Sciences of the United States of America, 103(30), 11206–11210. https://doi.org/10.1073/pnas.0604600103
Chicago
Hill, Jason, Erik Nelson, David Tilman, Stephen Polasky, and Douglas Tiffany. 2006. “Environmental, Economic, and Energetic Costs and Benefits of Biodiesel and Ethanol Biofuels.” Proceedings of the National Academy of Sciences of the United States of America 103 (30): 11206–10. doi:10.1073/pnas.0604600103.