00359nam a2200121Ia 4500008004100000020001800041082002000059100002200079245003200101260003600133300002200169490004600191260319b        |||||||| |||| 00| 0 eng d  a9788184890877  a512.02bW191.GR  aWallace, D. A. R.  aGroups, rings and fieldsb/  aLondon:bSpringer-Verlag,c2015  aviii, 248p. Index  aSpringer undergraduate Mathematics series