000 00259nam a2200109Ia 4500
008 160710s1979 xx 000 0 und d
100 _aCLARKE,C.
245 _aELEMENTARY GENERAL RELATIVITY
260 _bEDWARD ARNOLD
_c1979
300 _a131
942 _2ddc
_cB
999 _c43291
_d43291