00438nam a2200181Ia 450000500170000000800410001702000180005804100080007608200110008410000200009524500340011525000060014926400290015530000230018465000060020765500160021370000270022920260914083236.0260914s9999    xx            000 0 und d  a0 582 80915 0  aeng  a500.071 aHEFFERNAN, D.A.14aThe World of Science book two  a3  aMelbournebLongmanc1998  av, 382 hlm.c28 cm 4a0  aGrade 10-121 aM.S. Learmontheauthor