000 00300nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a516.24 DUR/A DUR/A
100 _aDURELL C V
245 0 _aADVANCED TRIGONOMETRY
260 _bALLIED EAST WEST PRESS PRIVATE
_c1948
300 _a335
942 _cTB
999 _c24245
_d24245