00498nam a2200181Ia 450000500170000000800410001702000220005804100080008008200090008810000130009724500350011025000060014526400400015130000270019152000780021865000060029665500140030220260922095648.0260922s9999    xx            000 0 und d  a978-602-02-4878-3  aind  a925.1 aGRIMNAMU10aWhy? People : Stephen Hawking   a1  aJakartabElex Media Komptindoc2014  a168 hlm.bilus.c24 cm  aKisah Hidup Stephen Hawking yang menemukan teori klasik dari lubang hitam 4a0  aGrade 7-9