00449nam a2200181Ia 4500003000900000008004100009020002200050040001600072080001500088100001700103245004000120250001200160260002900172300001500201650001400216650002300230650001400253IN-BaIIA211028s9999    xx            000 0 eng d  a978-1-891389-71-9  cIIA Library  a524.8bBLE  aBless, R. C. 0aDiscovering the cosmoscR. C. Bless  a2nd ed.  bUniversity Sciencec2013  axxv, 727p.  aAstronomy  aAstronomy--History  aCosmology