Gerhardt, M. J. (2008). The power of precedent. Oxford university press.
Chicago Style aipamenaGerhardt, Michael J. The Power of Precedent. Oxford: Oxford university press, 2008.
MLA aipamenaGerhardt, Michael J. The Power of Precedent. Oxford university press, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.