00517nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001200084100001700096245010500113260004400218300001500262650001400277650004100291700001500332IN-BaIIA211028s9999    xx            000 0 eng d  a0-03-030348-6  cIIA Library  a52bMOR  aMorrison, D. 0aFrontiers of astronomycD. Morrison and S. C. Wolff                                                   aPhiladelphiabSaunders Publishingc1990  axiv, 475p.  aAstronomy  aAstronomy and astrophysics thesaurus  aWolff, S C