000 00396nam a2200169Ia 4500
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040 _aMAIN
041 _aEnglish
082 _a516.24
_bKHA N3
100 _aKhanna, M.L.
245 0 _aTrigonometry
_cby M.L.Khanna
250 _a14th
260 _aMeerut
_bJai Prakash Nath
_c1993
300 _axv,320
650 _aTrigonometry
942 _cBK
999 _c15344
_d15344