000 00287nam a2200121Ia 4500
001 2570
008 170420s9999 xx 000 0 und d
020 _a9780132451055
100 1 _aMario Herrera
245 1 0 _aBackpack 3 Second edition Tacher's Edition
260 _bpearson
942 _cAP
999 _c9696
_d9696