000			00354nam a2200157Ia 4500
001			15986
008			170722s9999 xx 000 0 und d
100			_aSparks, Fred W.
245			_aPlane trigonometry /
250			_a3rd ed.
260			_c1958.
653			_aMathematics
653			_aPlane Trigonometry
700			_aRees, Paul K.
942			_cGEN
999			_c62416 _d62416