00418nam a2200169Ia 450000500170000000800410001702000180005804100080007608200090008410000170009324500460011025000060015626400400016230000260020265000060022865500140023420260922095448.0260922s9999    xx            000 0 und d  a1-86418-073-0  aeng  a032.1 aKNAPP, Brian10aScience In Our World 3 : Sounds And Music  a0  aSingaporebRegency Publishingc1996  a48 hlm.bilus.c26 cm 4a0  aGrade 7-9