00274nam a2200109Ia 4500008004100000020001800041082001400059100000600073245002400079260003500103300002600138250814s9999    xx            000 0 und d  a9781743405444  a347.7 INV  a_ 0aInvention Discovery  aAustraliabArcturus Holdingc_  a08 p. : ill. ; 27 cm.