000 00342nam a2200145Ia 4500
008 210210b1969 xxu||||| |||| 00| 0 eng d
082 _a512.4 HERT
100 _aHERSTEIN (I N).
245 _aTopics in ring theory.
260 _aChicago
_bUniversity
_c1969
300 _a132
650 _aRing theory
690 _aAlgebra
906 _a032110
999 _c83023
_d83023