APA (7. basım) Alıntı

Elf exploration production. (1997). Bulletin du Centre de recherches Elf exploration production. Elf exploration production.

Chicago Style (17. basım) Atıf

Elf exploration production. Bulletin Du Centre De Recherches Elf Exploration Production. Pau: Elf exploration production, 1997.

MLA (8th ed.) Atıf

Elf exploration production. Bulletin Du Centre De Recherches Elf Exploration Production. Elf exploration production, 1997.