TY  - BOOK
AU  - Gradstein, Felix M.
AU  - Ogg, James G.
AU  - Smith, Alan G.
TI  - Geologic Time Scale 2004
SN  - 0521786738 
PY  - 2004///
CY  - Cambridge
PB  - Cambridge University Press ,      
KW  -  Geological time
KW  -  Time scale
KW  - Geology
N1  - Appendix 1-3, 465-486p. includes Maps
ER  -