TY  - BOOK
AU  - Fraser,Andrew F.
TI  - Farm animal behaviour: an introductory textbook on the study of behaviour as applied to horses, cattle, sheep and pigs / 
SN  - 07020044506
PY  - 1974///
CY  - Baltimore
PB  - Williams and Wilkins
KW  - BOVINOS
KW  - CABALLOS
KW  - ETOLOGIA
KW  - OVINOS
KW  - PORCINOS
KW  - REPRODUCCION ANIMAL
ER  -