00299nam a2200109Ia 450000500170000000800410001702000400005810000350009824500150013326000180014865000230016620251014172612.0251014s9999    xx            000 0 und d  a9780746098967qHardcoverz7460989600 aMason, Conrad; Howarth, Daniel00aPolar Bear  bUsbornec202500aTeen & Young Adult