000 00319nam a2200133Ia 4500
008 220314s9999||||xx |||||||||||||| ||und||
080 _a516.24
100 _aNarayanan
245 0 _aTrigonometry
260 _bAjith Book Centre, Changanacherry
300 _a188
650 _aTrigonometry; Mathematics
942 _cBOOK
999 _c12654
_d12654