TY  - BOOK
AU  - "Subasinghe, Rohana P. ; Mcgladdery, Sharon E. ; Hill, Barry J."
TI  - Surveillance and zoning for aquatic animal diseases
SN  - 925105116X
PY  - 2004///
CY  - Rome
PB  - FAO
N1  - FAO fisheries teachnical paper no- 451
ER  -