00318nam a2200109Ia 450000500170000000800410001708200180005810000190007624500700009526000320016530000110019720260205055223.0260111s9999||||xx |||||||||||||| ||und||  a530.15  P387R  aPenrose, Roger 4aThe Road to reality: a complete guide to the laws of the universe  aLondonbVintage booksc2005  a1099p.