TY  - BOOK
AU  - Rook, J A F  .
AU  - Thomas,P C  .
TI  - Nutritional physiology of farm animals / 
SN  - 0  582  45587  1
U1  - 636.085 
PY  - 1983///
CY  - London : 
PB  - Longman Group Limited , 
ER  -