000 00294nam a2200109Ia 4500
008 171204s9999 xx 000 0 und d
245 _aTrigonometric Delights:
245 _cEli Maor
260 _c2013
650 _xG-MATH2 Trigonometry
856 _uhttp://down.ebook777.com/TriDel(prSciLib.pdf
999 _c345505
_d345505