APA (7th ed.) Zitazioa

(1998). Shirley Mountain planning review travel management strategy [microform].

Chicago Style (17th ed.) Zitazioa

Shirley Mountain Planning Review Travel Management Strategy [microform]. 1998.

MLA (9th ed.) Zitazioa

Shirley Mountain Planning Review Travel Management Strategy [microform]. 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.