TY  - BOOK
AU  - Gradstein,F.M.
ED  - ProQuest (Firm)
TI  - The geologic time scale 2012
AV  - QE508 .G3956 2012
PY  - 2012///
CY  - Amsterdam, Boston
PB  - Elsevier
KW  - Geological time
KW  - Geochronometry
KW  - Electronic books
N1  - Includes bibliographical references and indexes; Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries
UR  - https://ebookcentral.proquest.com/lib/bacm-ebooks/detail.action?docID=980015
ER  -