TY  - SER
AU  - Arber, W. and others,
TI  - Current Topics in Microbiology and Immunology Vol.42
U1  - 576 
PY  - 1969///
CY  - New York
PB  - Springer-Verlag
KW  - Genetics & evolution
KW  - Immunology
KW  - Microbiology
ER  -