TY  - BOOK
AU  - North, Mack O.
TI  - Commercial chicken production manual
T2  - Animal science textbook series
U1  - 636.5 
PY  - 1984///
CY  - Westport, Conn
PB  - Avi
KW  - Aves de corral
KW  - Avicultura
ER  -