000 00282nam a2200133Ia 4500
020 _a81-7371-206-9
365 _b185
942 _cBK
654 _a
245 _aTrigonometric delights
260 _aIndia
_bUniversities Press
_c1998
082 _a516.24
300 _bPb
_axiv, 236
999 _c419030
_d419030
041 _aeng