000 01200nam a2200193 4500
010 _a2004056039
020 _a9781400033720
024 _a63682856
050 _aQB981
082 _a523.1
100 1 _aMichio Kaku
245 1 _aParallel Worlds
260 _bAnchor
300 _a448 pages
520 _a
650 _aPhysical Sciences
650 _aAstronomy
999 _c9628
_d9628