000 00310nam a2200133Ia 4500
008 130629s9999 xx 000 0 und d
082 _a516.24 BAL-T
100 _aBali,N P
245 _aTrigonometry
260 _bLaxmi Publications
_c1988
_aNew Delhi
300 _a324
650 _aMathematics
942 _cBK
999 _c20350
_d20350