Brook, R. (1991). Concise Encyclopedia of Advanced. Pergamon Press.
Chicago Style aipamenaBrook, R.J. Concise Encyclopedia of Advanced. Oxford: Pergamon Press, 1991.
MLA aipamenaBrook, R.J. Concise Encyclopedia of Advanced. Pergamon Press, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.