Indiana Council for the Social Studies. The International journal of social education. Ball State University.
Lua i Stíl Chicago (17ú heag.)Indiana Council for the Social Studies. The International Journal of Social Education. Muncie: Ball State University.
Lua MLA (9ú heag.)Indiana Council for the Social Studies. The International Journal of Social Education. Ball State University.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.