000 00300nam a2200121Ia 4500
008 220201s1972 xx 000 0 eng d
082 _bROS
100 _aRosen Berg, David
245 0 _aRealm of Science: Many worlds
260 _bTouchstone publishing company
_c1972
300 _a191
942 _2ddc
999 _c23578
_d23578