000 00387nam a2200181Ia 4500
020 _a0125998406
082 _a512
_bR881.RT
100 _aRowen, Louis H.
245 _aRing theory
_b
250 _astudent
260 _aBoston
_bAcademic Press
_c1991
300 _axxvii, 623p. Bibl. Index.
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a25120
999 _c25120
_d25120