Roberts, J. B. (1962). Real number systems in an algebraic setting. Freeman.
Chicago Style aipamenaRoberts, J B. Real Number Systems in an Algebraic Setting. London: Freeman, 1962.
MLA aipamenaRoberts, J B. Real Number Systems in an Algebraic Setting. Freeman, 1962.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.