000 00269nam a2200121Ia 4500
100 _aRussell, Bertrand
020 _a0-04-521003-9
942 _cBK
245 _aA B C of relativity
260 _aUnwin paperbacks, London
_c1958
082 _a530.11 Rus
300 _a55p.
999 _c67889
_d67889