00446nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001500084100001600099245007600115260002900191300001000220650004100230650001700271IN-BaIIA211028s9999    xx            000 0 eng d  a0-7139-1043-7  cIIA Library  a523.2bRYA  aRyan, Peter 0aSolar systemcPeter Ryan                                                 aLondonbAllen Lanec1978  a224p.  aAstronomy and astrophysics thesaurus  aSolar system