TY  - BOOK
AU  - Patten, Bradley M. 
TI  - Early embryology of the chick
U1  - 598.625 
PY  - 1951///
CY  - New Delhi
PB  - Tata M C Graw-Hill Co
KW  - Embryology
KW  - Fertilization
KW  - Chicks
ER  -