TY  - BOOK
AU  - Gutfreund, H.
TI  -  Biochemical evolution
U1  - 574.192 
PY  - 1981///
CY  - London
PB  - Cambridge  University Press
KW  - Biochemistry
KW  - Biological chemistry
KW  - Chemistry
KW  - Biological
KW  - Physiological
ER  -