000 00256nam a2200097Ia 4500
008 170912s9999 xx 000 0 und d
082 _a NUF/T
100 _aNUFFIELD ADVANCED SCIENCE
245 0 _aTEACHER`S GUIDE UNIT 4 : WAVES AND OSCILLATIONS
942 _cTB
999 _c44480
_d44480