00397nam a2200157Ia 450000500170000000800410001704100080005808200120006610000170007824500590009525000060015426400330016030000260019365000060021965500140022520260922095426.0260922s9999    xx            000 0 und d  aind  a745.5921 aBAKER, Wendy10aBunyi b: Pendekatan Langsung Kepada Ilmu Pengetahuan   a1  aJakartabQuality Pressc1997  a48 hlm.bilus.c28 cm 4a0  aGrade 7-9