000 00344nam a2200145Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
020 _a071670336-x
041 _aen
082 _a530.1
100 _aFREEMAN W.H
245 0 _aSpacetime Physics
260 _aSan Francisco
_bW.H Freeman and Company
_c1963
300 _a208, 61p
942 _cPR
999 _c46467
_d46467