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040 _aMAIN
041 _aEnglish
082 _a514
100 _aSINGAL, M.K.
245 0 _aHigher Trigonometry
_bHigher Trigonometry, New Delhi : R.Chand, 1978
_cM.K. SINGAL
260 _c1978
_bR.Chand
_aNew Delhi
942 _cBK
999 _c14811
_d14811