Gaya APA
Organiztion, W, H. (1982).
Rift Valley Fever An Emerging Human and Animal Problem .
Switzerland:
Fak. Biologi UKSW Salatiga.
Gaya MLA
Organiztion, Word, Health.
"Rift Valley Fever An Emerging Human and Animal Problem".
Switzerland:
Fak. Biologi UKSW Salatiga,
1982.
Text.