00435nam a2200157Ia 4500003000900000008004100009020001600050040001600066080001700082100002400099245005000123260003500173300001000208650001600218650004300234IN-BaIIA211028s9999    xx            000 0 eng d  a06-043568-2  cIIA Library  a524.834bKAU  aKaufmann, William J 0aRelativity and cosmologycWilliam J. Kaufmann  aNew YorkbHarper and Rowc1973  a134p.  a Cosmology  aAstronomy and astrophysics thesaurus