00521nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001500084100001300099245015300112260003200265300001500297650001400312650001400326650001100340IN-BaIIA211028s9999    xx            000 0 eng d  a0-14-024585-5  cIIA Library  a52-52bDAV  aDavis, P 0aAre we alone ? .bphilosophical implications of the discovery of extraterrestrial lifecP. Davis                                                      aLondonbPenguin Booksc1995  axii, 109p.  aAstronomy  aCosmogony  aOrigin