TY  - BOOK
AU  - Hafez,E.S.E.
TI  - Reproduction in farm animals
SN  - 0812106970
U1  - 636.08926 
PY  - 1980///
CY  - Philadelphia
PB  - Lea & Febiger
KW  - Livestock
KW  - Veterinary physiology
ER  -