000 00287nam a2200121 a 4500
082 _a516.16
_bBAL/C
100 _aBallabh, Ram.
245 _aCo-ordinate geometry /
_cRam Ballabh.
250 _a10th ed.
260 _c1979.
_bJAI PRAKASH NATH & CO.,
650 _amathematics
942 _cBK
999 _c20544
_d20544