APA aipamena

Agence France-Presse. (2012). Serena beats Azarenka for fourth US Open title. Daily Tribune.

Chicago Style aipamena

Agence France-Presse. "Serena Beats Azarenka for Fourth US Open Title." Daily Tribune 2012.

MLA aipamena

Agence France-Presse. "Serena Beats Azarenka for Fourth US Open Title." Daily Tribune, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.