00437nam a2200145Ia 4500003000900000008004100009020002200050040001600072080001200088100001500100245010100115260004800216300001300264650001400277IN-BaIIA211028s9999    xx            000 0 eng d  a978-1-107-58626-0  cIIA Library  a52bBEE  aBeet, E. A 2aA text book of elementary astronomycE. A Beet                                                    aCambridgebCambridge University Pressc2015  ax, 110p.  aAstronomy