000 00259nam a2200109Ia 4500
100 _aAger D V
250 _aEdn 3
245 _aNature Of The Stratigraphical Record .-Edn 3
260 _bJohn Wiley, U S A
082 _aH5/N81/B22446
300 _app 151; 23*15
999 _c26329
_d26329