000 00452nam a2200193Ia 4500
003 OSt
005 20230315145725.0
008 210210b1946 xxu||||| |||| 00| 0 eng d
040 _cAL
041 _aeng
082 _a512/58
100 _aRANGANATHAN
_975502
245 _aIntermediate trigonometry
260 _aTiruchinapalli
_b-
_c1946
690 _aTrigonometry
_975503
700 _aRAMACHANDRAN
_975504
906 _a007261
942 _2ddc
_cBK
999 _c139668
_d139668