00588nam a2200193Ia 4500003000900000008004100009020001800050040001600068080001900084100002000103245011600123260003400239300001400273650001400287650004100301650002200342650001400364700001600378IN-BaIIA211028s9999    xx            000 0 eng d  a3-540-52754-0  cIIA Library  a52:519.68bMON  aMontenbruck, O. 0aAstronomy on the personal computercO. Montenbruck and T. Pfleger                                                aBerlinbSpringer-Verlagc1991  axi, 255p.  aAstronomy  aAstronomy and astrophysics thesaurus  aComputer programs  aComputers  aPfleger, T.