00466nam a2200169Ia 450000500170000000800410001702000180005804100080007608200100008410000200009424500820011425000060019626400420020230000320024465000060027665500140028220260922095726.0260922s9999    xx            000 0 und d  a979-511-124-8  aind  a371.31 aSANDERS, L.F.J 10aMembantu Anak Mengerjakan Pekerjaan Rumahb: Pedoman Bagi Orang Tua dan Guru   a1  aJakartabGramedia Pustaka Utamac1991  aviii, 69 hlm.bilus.c21 cm 4a0  aGrade 7-9