APA (7th ed.) Zitazioa
Michael Freeman, P. M. The Legacy of John Austin's Jurisprudence. Springer.
Chicago Style (17th ed.) Zitazioa
Michael Freeman, Patricia Mindus. The Legacy of John Austin's Jurisprudence. Dordrecht, Holanda: Springer.
MLA (9th ed.) Zitazioa
Michael Freeman, Patricia Mindus. The Legacy of John Austin's Jurisprudence. Springer.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.