TY  - BOOK
AU  - Erwin,Douglas H.
TI  - Extinction : :  how life on Earth nearly ended 250 million years ago / 
SN  - 0691136289 : PAP
AV  - QE 
U1  - 576.84   22
PY  - 2008///, c2006
CY  - Princeton, N.J. : 
PB  -  Princeton University Press, 
KW  - Extinction (Biology)
KW  -  History
KW  - Catastrophes (Geology)
KW  - Geology, Stratigraphic
KW  -  Permian
KW  - Paleontology, Stratigraphic
N1  - Includes bibliographical references (p. [263] -292) and index
ER  -