TY  - BOOK
AU  - Ward,Peter Douglas
TI  - The end of evolution: on mass extinctions and the preservation of biodiversity 
SN  - 0553088122 
AV  - QE721.2.E97 
U1  - 575/.7 
PY  - 1994///
CY  - New York
PB  - Bantam Books
KW  - Extinction Biology
KW  - Biodiversity
N1  - Includes bibliographical references (p. 281-289) and index
ER  -