APA (7th ed.) Zitazioa
Paddock, J. Preliminary archaelogical investigations in the Sierra de Tamaulipas, México.
Chicago Style (17th ed.) Zitazioa
Paddock, John. Preliminary Archaelogical Investigations in the Sierra De Tamaulipas, México.
MLA (9th ed.) Zitazioa
Paddock, John. Preliminary Archaelogical Investigations in the Sierra De Tamaulipas, México.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.