TY  - BOOK
AU  - Williams,George C.
TI  - Natural selection: domains, levels, and challenges 
SN  - 0195069323
AV  - QH375 W723 N 1992
PY  - 1992///
CY  - New York
PB  - Oxford University Press
KW  - Natural selection
N1  - HKBU Library
ER  -