00602nam a2200181Ia 4500003000900000008004100009020001800050040001600068080001500084110002200099245010300121260002900224300001000253650004100263942000700304999001700311952009200328IN-BaIIA211028s9999    xx            000 0 eng d  a0-7166-6693-6  cIIA Library  a03bWBE-12  aWorld Book918982 4aThe world book encyclopediabvol. 12cWorld Book, Inc.                                              aLondonbWorld Bookc1993  a430p.  aAstronomy and Astrophysics Thesaurus  cBK  c11076d11076  00104070aBANbBANcGENd1994-06-27l0o03/ WBE-12p11990r2021-11-05w1994-06-27yBK