000 00317nam a22001217a 4500
999 _c4462
_d4462
008 250225b ||||| |||| 00| 0 eng d
020 _a9780711284234
082 _a530.092 VEG
100 _aVEGARA,MARIA ISABEL SANCHEZ
_eAUTHOR
245 _aSTEPHEN HAWKING
260 _bFRANCES LINCOLN CHILDREN'S BOOKS
942 _2ddc