APA (7e ed.) Bronvermelding

Burgonio, M. E. (2001). Oil exchange, tinanggihan ng DOE secretary. Kabayan.

Chicago (17e ed.) Bronvermelding

Burgonio, Maricel E. "Oil Exchange, Tinanggihan Ng DOE Secretary." Kabayan 2001.

MLA (9e ed.) Bronvermelding

Burgonio, Maricel E. "Oil Exchange, Tinanggihan Ng DOE Secretary." Kabayan, 2001.

Let op: Deze citaties zijn niet altijd 100% accuraat.