TY  - BOOK
AU  - F. A. E. Crew
TI  - Sex determination
U1  - 575.1 
PY  - 1954///
CY  - London
PB  - Methuen and Co, Ltd
N1  - F. A. E. Crew: Sex determination.  (3 rd Ed)  London.  Methuen and Co, Ltd, 1954.--(575.1CRE)
ER  -