TY  - BOOK
AU  - Freifelder,David
TI  - Molecular biology and biochemistry: problems and applications 
SN  - 0716700689
AV  - QH506.F73 1978 
PY  - 1978///
CY  - San Francisco
PB  - W. H. Freeman
KW  - Molecular biology
KW  - Problems, exercises, etc
ER  -