TY  - BOOK
AU  - Williamson, G
TI  - An introduction to animal husbandry in the tropics
U1  - 636.00913 W5 
PY  - 1978///
CY  - London
PB  - Longman
KW  - Ganadería
KW  - Trópicos I. Payne, W H A
ER  -