000 00305nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _a"Raisinghania M D, Aggarwal R S"
245 0 _aSet Theory And Number System
260 _bS Chand & Co
_c1982
300 _a148p
650 _aMathematics
942 _cBK
999 _c30839
_d30839