00364nam a2200145Ia 450000500170000000800410001702000180005804100080007608200100008424500360009426400420013030000260017265000060019865500140020420260922095530.0260922s9999    xx            000 0 und d  a981-4049-23-9  achi  a495.110aAi Chuang Huo De Xiao Tian Shi   aSingaporebNEWTON Publications c2001  a33 hlm.bilus.c23 cm 4a0  aGrade 7-9