APA aipamena

(2009). Arkoma Basin ; the Playbook. [s.n.].

Chicago Style aipamena

Arkoma Basin ; the Playbook. [S.l.]: [s.n.], 2009.

MLA aipamena

Arkoma Basin ; the Playbook. [s.n.], 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.