00562nam a2200181Ia 4500003000900000008004100009020001800050040001600068080001600084100002100100245008900121260004000210300001600250490002500266650004100291650003300332650001500365IN-BaIIA211028s9999    xx            000 0 eng d  a0-86311-333-8  cIIA Library  a530.12bVEN  aVenkataraman, G. 0aAt the speed of lightcG. Venkataraman                                                aHyderabadbUniversities Pressc1993  aviii, 125p.  aVignettes in physics  aAstronomy and astrophysics thesaurus  aGeneral theory of relativity  aRelativity