TY  - BOOK
AU  - Mark, Ridley
TI  - A Darwin selction / 
SN  - 0006863213
U1  - 576.82 22
PY  - 1994///
CY  - London : 
PB  - Fontana, 
KW  - Darwinism
KW  - Natural selection
KW  - Theories of evolution
N1  - Includes index.
ER  -