TY  - BOOK
AU  - freifelder,David, x
AU  - x
TI  - Molecular biology: x
SN  - 8185198349
U1  - 574.8/F862m 
PY  - 1990///
CY  - New Delhi
PB  - Narosa Pub.
KW  - Molecular biology
N1  - Includes
ER  -