Singer, Jane B. Participatory journalism : guarding open gates at online newspapers / by Jane B. Singer...etal. - West Sussex : Wiley-Blackwell , 2011. - x,227p. : ills. ; 24cm.. Includes bibliographical references and index. ISBN: 9781444332278 USD39.95 Subjects--Topical Terms: JOURNALISM Dewey Class. No.: 070.4 / SIN/P