000 00264nam a22000977a 4500
082 _a521
_bPET
100 _aPeterson, Ivars
245 _aNewton's clock :
_b chaos in the solar system/
_cPeterson, Ivars
260 _aNew York:
_bW H Freeman & Co,
_c1993.
942 _cBK
999 _c333921
_d333921