00652nam a2200193Ia 4500003000900000008004100009020001800050040001600068080001200084100002700096245009300123260003400216300001500250650004100265650001600306942000700322999001500329952011400344IN-BaIIA211028s9999    xx            000 0 eng d  a0-19-851979-6  cIIA Library  a53bBAR  aBarrow, John D.915076 4aThe world within the worldcJohn D. Barrow                                                aOxfordbClarendon Pressc1988  axiv, 398p.  aAstronomy and astrophysics thesaurus  aPhysics973  cBK  c9537d9537  00104070aBANbBANcGENd0000-00-00g560.00l0o53/ BARp10447r2021-11-05v560.00w0000-00-00yBKGRs. 560