000 00287nam a2200121Ia 4500
001 2442
008 170420s9999 xx 000 0 und d
020 _a9780547008813
100 1 _aWilliam Badders
245 1 0 _aExperience Science-Portada Benado
260 _bHoughton Mifflin
942 _cAP
999 _c9568
_d9568