(2002). Field health service information system: Annual report 2002. National Epidemiology Center, Department of Health.
Chicago-viite (17. p.)Field Health Service Information System: Annual Report 2002. Manila: National Epidemiology Center, Department of Health, 2002.
MLA-viite (9. p.)Field Health Service Information System: Annual Report 2002. National Epidemiology Center, Department of Health, 2002.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.