APA način citiranja (7. izdanje)

Gatdula, D. (2001). Big oil firms bent on 90 cents price hike. Kabayan.

Čikaški stil citiranja (17. izdanje)

Gatdula, Donabelle. "Big Oil Firms Bent on 90 Cents Price Hike." Kabayan 2001.

MLA način citiranja (9. izdanje)

Gatdula, Donabelle. "Big Oil Firms Bent on 90 Cents Price Hike." Kabayan, 2001.