TY  - BOOK
AU  - Gutfreund,H.
TI  - Biochemical evolution
SN  - 0521280257
U1  - 572.838 
PY  - 1981///
CY  - Cambridge
PB  - Cambridge University press
KW  - Molecular evolution
KW  - Biochemical Evolution
KW  - Organisms Evolution Biochemical aspects
N1  - Includes bibliographies and index
ER  -