000 00289nam a2200121Ia 4500
008 211209s1966 xx 000 0 und d
041 _aeng
082 _a516.24 N66 NIE
100 _aNIELSEN K L
245 _aMODERN TRIGONOMETRY
260 _bBARNES AND NOBLE BOOKS
_c1966
300 _a288
999 _c19421
_d19421