000 00316pam a2200133a 44500
008 160408b1990 xxu||||| |||| 00| 0 eng d
020 _a3540509305
082 _a530.11
_bZ3P
100 _aH.D.Zen
245 1 _aTHE DIRECTION OF TIME
260 _a
_bSpringer-Verlag
_c1990
964 _gCIRC
997 _aA107581 C
999 _c313291
_d313291