APA način citiranja (7. izdanje)
Lacalle, D., & Parrilla, D. (2015). The energy world is flat: Opportunities from the end of peak oil. Wiley.
Čikaški stil citiranja (17. izdanje)
Lacalle, Daniel, i Diego Parrilla. The Energy World Is Flat: Opportunities from the End of Peak Oil. West Sussex, England: Wiley, 2015.
MLA način citiranja (9. izdanje)
Lacalle, Daniel, i Diego Parrilla. The Energy World Is Flat: Opportunities from the End of Peak Oil. Wiley, 2015.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.