TY  - BOOK
AU  - Kennedy, John Stodart
TI  - Insect  polymorphism
U1  - 595.7 KEN 
PY  - 1961///
CY  - London
PB  - Royal  Entomological  Society
KW  - Entomology
KW  - Congresses
KW  - Genetic polymorphisms
ER  -