TY  - BOOK
AU  - Darlington,C.D.
TI  - The facts of life 
U1  - 575 DAR 
PY  - 1953///
CY  - London : 
PB  - George Allen and Unwin Ltd., 
KW  - Life -- Biology
KW  - Heredity
N1  - Includes index.
ER  -