TY  - BOOK
AU  - Campbell,K S W  .
AU  - Day,M F  .
TI  - Rates of evolution / 
SN  - 0045750300
U1  - 576.8 
PY  - 1987///
CY  - London : 
PB  - Allen & Unwin , 
KW  - EVOLUTION
N1  - Includes index
ER  -