000 00326nam a2200145Ia 4500
008 130629s9999 xx 000 0 und d
082 _a516.24 BAL-T
100 _aBali, N P
245 _aTrigonometry
250 _a3
260 _bLaxmi Publications
_c1986
_aDerlhi
300 _a286
650 _aMathematics
942 _cBK
999 _c20072
_d20072