000 00297nam a2200109 4500
082 _a512.2 HOW-I;1
100 _aHowie, John M
245 _aIntroduction to semigroup theory
_cJohn M Howie
260 _aAcademic Press, London
_c1976
650 _aGroups-- Algebra-- Mathematics
942 _cBK
_2ddc
999 _c443975
_d443975