APA (7th ed.) Zitazioa

Concessions to the Province of Pennsylvania. Great Neck Publishing.

Chicago Style (17th ed.) Zitazioa

Concessions to the Province of Pennsylvania. Great Neck Publishing.

MLA (9th ed.) Zitazioa

Concessions to the Province of Pennsylvania. Great Neck Publishing.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.