Abel, R. L. (1989). American lawyers. Oxford University Press.
Chicago Style (17th ed.) ZitazioaAbel, Richard L. American Lawyers. New York: Oxford University Press, 1989.
MLA (9th ed.) ZitazioaAbel, Richard L. American Lawyers. Oxford University Press, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.