000 00290nam a2200121Ia 4500
005 20260205042017.0
008 260111s9999||||xx |||||||||||||| ||und||
100 _aLANDAU L D RUMER G. B.
245 0 _aWHAT IS REALTIVITY?
260 _aN.Y.
_bBASIC BOOKS
_c1960
300 _a72
942 _cBK
999 _c25156
_d25156