00437nam a2200145Ia 4500008004100000082001500041100001700056245001200073260003900085300001000124490002500134600007700159600004300236650001200279140224s9999    xx            000 0 und d  aR 523.4 L2  aSagan, Carl.  aPlanets  aHong KongbTime-Life Bookscc 1972  a200p.  aLife Science Library  a Carl Sagan, Jonathan Norton Leonard and the editors of time-life books.  aLeonard, Jonathan Norton, joint author  aPlanets