TY  - BOOK
AU  - Freifelder,David Michael
AU  - Freifelder,David Michael
TI  - Problems for molecular biology: with answers and solutions 
SN  - 0867200138
PY  - 1983///
CY  - Boston, Mass
PB  - Science Books International
KW  - Molecular biology
KW  - Problems, exercises, etc
N1  - Includes index
ER  -