TY  - BOOK
AU  - Hadorn, Ernst.
AU  - Mittwoch, Ursula
TI  - Developmental genetics and lethal factors
U1  - 571.86 23
PY  - 1961///
CY  - London
PB  - Methuen & Co.
KW  - Embryology
KW  - Developmental genetics
KW  - Heredity
N1  - Includes bibliographies and indexes
ER  -