00284nam a2200121Ia 4500008004100000041000800041082002300049100001400072245001300086250001000099260004500109300000800154211209s1979    xx            000 0 und d  aeng  a512.02 N79 MAC/BIR  aMACLANE S  aALGEBRA   a2 ed.  aNEW YORKbMCGRAW-HILL BOOK COMPANYc1979  a602