TY  - BOOK
AU  - Eldredge Niles
TI  - Time frames :  The rethinking of darwinian evolution and the theory of punctuated equilibria
U1  - Y7:(G:6xM09), M6 
PY  - 1986///
CY  - London
PB  - Heinemann UK       
KW  - SOCIOLOGY
ER  -