APA (7th ed.) Zitazioa

Ellis, E. S. Bill Biddon, Trapper; or, Life in the Northwest.

Chicago Style (17th ed.) Zitazioa

Ellis, Edward Sylvester. Bill Biddon, Trapper; or, Life in the Northwest.

MLA (9th ed.) Zitazioa

Ellis, Edward Sylvester. Bill Biddon, Trapper; or, Life in the Northwest.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.