APA (7th ed.) Zitazioa
Benson, P. (2007). The theory of contract law: New essays. Cambridge University Press.
Chicago Style (17th ed.) Zitazioa
Benson, Peter. The Theory of Contract Law: New Essays. Cambridge [England] New York: Cambridge University Press, 2007.
MLA (9th ed.) Zitazioa
Benson, Peter. The Theory of Contract Law: New Essays. Cambridge University Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.