APA način citiranja (7. izdanje)

Barltrop, R. (2019). Oil and gas in a new Libyan era: Conflict and continuity. Oxford Institute for Energy Studies.

Čikaški stil citiranja (17. izdanje)

Barltrop, R. Oil and Gas in a New Libyan Era: Conflict and Continuity. Oxford Institute for Energy Studies, 2019.

MLA način citiranja (9. izdanje)

Barltrop, R. Oil and Gas in a New Libyan Era: Conflict and Continuity. Oxford Institute for Energy Studies, 2019.