Lua APA (7ú heag.)

Ministry of Health. (1997). National Immunization day.

Lua i Stíl Chicago (17ú heag.)

Ministry of Health. National Immunization Day. 1997.

Lua MLA (8ú heag.)

Ministry of Health. National Immunization Day. 1997.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.