(1999). High stae of alert vs anthrax virus, ipinatupad ng DOH. Kabayan.
Chicago Style aipamena"High Stae of Alert Vs Anthrax Virus, Ipinatupad Ng DOH." Kabayan 1999.
MLA aipamena"High Stae of Alert Vs Anthrax Virus, Ipinatupad Ng DOH." Kabayan, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.