00385nam a2200133Ia 4500020001800000082001600018100001900034245006200053260002400115300000900139942000700148999001700155952007900172  a9780099505945  a523.1 PEN/C  aPenrose, Roger 0aCycles of Time: An Extraordinary New View of the Universe  bVintage Booksc2010  a288p  cBK  c24477d24477  00104070aGBCTLbGBCTLcF22d2023-11-18g550.00o523.1 PEN/Cp062618yBK