00898nam0-22003371i-450-9900013170504033210-12-599841-4000131705FED01000131705(Aleph)000131705FED0100013170520000920d1988----km-y0itay50------baengRing TheoryLouis H. RowenBoston [etc.]Academic Press19882 v. (xxiv, 538xiv, 462)24 cmPure and applied mathematics127-128v. 1. e 2.Teoria degli anelli512.4Rowen,Louis Halle57256ITUNINARICAUNIMARCBK990001317050403321120-M-159360MA1120-M-169361MA1MA116-02Ring Theory381284UNINAING01