Tyler, T. R. (1990). Why people obey the law. Yale University Press.
Chicago Style aipamenaTyler, Tom R. Why People Obey the Law. New Haven: Yale University Press, 1990.
MLA aipamenaTyler, Tom R. Why People Obey the Law. Yale University Press, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.