00495nam a2200193Ia 4500003000900000008004100009020002200050040001600072080001300088100001900101245004200120250001200162260002900174300001500203490003900218650001700257650001000274650001700284IN-BaIIA211028s9999    xx            000 0 eng d  a978-0-387-32943-7  cIIA Library  a524bHAR  aHarwit, Martin 0aAstrophysical conceptscMartin Harwit  a4th ed.  aNew YorkbSpringerc2006  axvi, 714p.  aAstronomy and Astrophysics Library  aAstrophysics  aStars  aThe universe