00514nam a2200169 a 450000500170000002000150001708200160003210000280004824500450007626000450012130000260016669000260019296400300021899700180024899900170026695200610028320251203110046.0  a0486632822  a530.11bBER  aBergmann, Peter Gabriel  aIntroduction to the theory of relativity  aNew YorkbDover Publications, Inc.c1976  axii,307p.c23 cm P.B.  aRelativity, theory of  bENGLISHcd530eBOOKfg_  a96557 LIBSC C  c76245d76245  00104070aPUbPUd2000-04-12l0o530.11 BERp96557yBK