TY  - BOOK
AU  - York,Derek
AU  - Farquhar,Ronald M.
TI  - The Earth's age and geochronology
SN  - 0080163874
PY  - 1972///
CY  - Oxford
PB  - Pergamon Press
KW  - Geological time
N1  - Bibliography : p. 167-176
ER  -