00537nam a2200169Ia 450000500170000000800410001702000220005804100080008008200090008810000180009724500660011526400380018130000260021952001020024565000060034765500140035320260922095602.0260922s9999    xx            000 0 und d  a978-1-60044-650-4  aeng  a032.1 aCLIFFORD, Tim10aRourke's World of Science Encyclopedia Volume 4-Earth Science  aFloridabRourke Publishing c2009  a64 hlm.bilus.c29 cm  aMengenal Ilmu Bumi, bagian dari ilmu bumi, Udara, Habitat, dan Lingkungan yang mengalami bahaya.  4a0  aGrade 7-9