000 00313nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aJoshi . D.D
245 2 _aA Text Book For Class X 12
250 _a1st Ed.
260 _bNational Council Of Educational Research
_c1989
650 _aMathematics
942 _cBK
999 _c31044
_d31044