APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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