00489nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001500084100001600099245014100115260003300256300001500289650001400304650001300318IN-BaIIA211028s9999    xx            000 0 eng d  a0-679-41160-7  cIIA Library  a524.8bSAG  aSagan, Carl 0aBillions and billionsbthought on life and death at the brink of millenniumcCarl Sagan                                                   aNew YorkbRandom Housec1997  axii, 241p.  aCosmology  aUniverse