Zeitlyn, D., Bex, J., & David, M. (1998). Access denied: The politics of new communications media.
Lua i Stíl Chicago (17ú heag.)Zeitlyn, D., J. Bex, agus M. David. Access Denied: The Politics of New Communications Media. 1998.
Lua MLA (9ú heag.)Zeitlyn, D., et al. Access Denied: The Politics of New Communications Media. 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.