00430nam a2200181Ia 4500003000400000005001700004008004100021020001500062040000700077041000800084082001600092100003100108245002800139250000600167260004800173300001400221365001300235OSt20230410103013.0210423s2007    xx            000 0 und d  a052154548X  cAL  aeng  a512.02 BHAP  aBHATTACHARYA (P B);others.  aBasic abstract algebra.  a2  aCambridgebCambridge University Pressc2007  ax,487bPB  b250cINR