TY  - BOOK
AU  - Ptashne, Mark.
TI  - A genetic switch: gene control and phage 
SN  - 0865423156
U1  - 576.6482 
PY  - 1986///
CY  - Cambridge, Mass.
PB  - Cell Press
KW  - Genetic regulation
KW  - Bacteriophage lambda
N1  - Includes bibliographies and index
ER  -