000 00380 a2200145 4500
020 _a0749221690
082 _a512.2
_bOPE
090 _c8026
_d11082
100 _aNelson, Roy
245 _aGroups & gemoetry
_bunit GE1
_b counting with groups
260 _aMilton Keynes
_bThe Open University
_c1994
_g1994
300 _a47p.
_c31cm
650 _aGroups and group theory
942 _cL
999 _c36702
_d36702