000 00339nam a2200145Ia 4500
001 16359
008 230419s9999 xx 000 0 und d
100 _aCalder, Nigel
245 0 _aEinsteins's Universe: A Guide to the Theory of Relativity
260 _aUK
260 _bPenguin Group
260 _c1979
300 _a254
942 _cBK
999 _c12013
_d12013