Andersen, R., & Gray, J. (2008). Battleground: The media; vol. 2 (O-Z). Greenwood Press.
Lua i Stíl Chicago (17ú heag.)Andersen, Robin, agus Jonathan Gray. Battleground: The Media; Vol. 2 (O-Z). Westport, Conn.: Greenwood Press, 2008.
Lua MLA (9ú heag.)Andersen, Robin, agus Jonathan Gray. Battleground: The Media; Vol. 2 (O-Z). Greenwood Press, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.