000 00224nam a22000857a 4500
999 _c4466
_d4466
008 161202b xxu||||| |||| 00| 0 eng d
020 _a97889121916899
100 _91757
_aAggarwal.R.S.etal
245 _aMathematics Term XII
260 _aNEW DELHI
_bS.CHAND
_c2011