000 00289nam a2200109 4500
008 160622b xxu||||| |||| 00| 0 eng d
100 _9552
_aNCERT
245 _aA Text Book of Mathematics - XI, XII
260 _aNCERT
_c1985
300 _aA Text Book of Mathematics - XI, XII
942 _2ddc
_cBK
999 _c462
_d462