American Public Health Association & Chin, J. (2000). Control of communicable diseases manual: An official report of the American Public Health Association (17th ed.). American Public Health Association.
Dyfyniad Arddull ChicagoAmerican Public Health Association and James Chin. Control of Communicable Diseases Manual: An Official Report of the American Public Health Association. 17th ed. Washington, DC: American Public Health Association, 2000.
Dyfyniad MLAAmerican Public Health Association and James Chin. Control of Communicable Diseases Manual: An Official Report of the American Public Health Association. 17th ed. American Public Health Association, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.