000 00372nam a2200169Ia 4500
003 0STCL
008 150530s9999 xx 000 0 und d
040 _aSTCL
_cSTCL
100 _aKhanna, M.L.
245 _aTrigonometry
250 _aFourth
260 _bJai Prakash Nath
_c1959
546 _aEnglish
942 _2ddc
_cBK
999 _c23908
_d23908
005 20220125170006.0