Singer, J. B. (2011). Participatory journalism: Guarding open gates at online newspapers. Wiley-Blackwell.
Lua i Stíl Chicago (17ú heag.)Singer, Jane B. Participatory Journalism: Guarding Open Gates at Online Newspapers. Chichester, West Sussex, U.K. ; Malden, MA: Wiley-Blackwell, 2011.
Lua MLA (9ú heag.)Singer, Jane B. Participatory Journalism: Guarding Open Gates at Online Newspapers. Wiley-Blackwell, 2011.
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