00435nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001500084110002800099245006200127260004400189300001000233650001900243650001500262IN-BaIIA211028s9999    xx            000 0 eng d  a0-85229-437-9  cIIA Library  a58bENB-86  aEncyclopedia Britannica 0a1986 Britannica Book of the YearcEncyclopedia Britannica  aChicagobEncyclopaedia Britannicac1986  a990p.  aNASA Thesaurus  aYear Books