000 00309nam a2200133Ia 4500
008 170912s9999 xx 000 0 und d
082 _a516.24 VAS/T
100 _aSHARMA S K
100 _aVASISHTHA A R
245 0 _aTRIGONOMETRY
260 _bKRISHNA PRAKASHAN MEDIA
_c2005
300 _a386
942 _cTB
999 _c43811
_d43811