Cita APA (7a ed.)

Lacalle, D., & Parrilla, D. (2015). The energy world is flat: Opportunities from the end of peak oil (1st edition.). Wiley.

Cita Chicago Style (17a ed.)

Lacalle, Daniel, y Diego Parrilla. The Energy World Is Flat: Opportunities from the End of Peak Oil. 1st edition. West Sussex, England: Wiley, 2015.

Cita MLA (9a ed.)

Lacalle, Daniel, y Diego Parrilla. The Energy World Is Flat: Opportunities from the End of Peak Oil. 1st edition. Wiley, 2015.