@article{464247,
      recid = {464247},
      author = {Kraut, Robert E. and Resnick, Paul. and Kiesler, Sara,},
      title = {Building successful online communities evidence-based  social design / [electronic resource] :},
      publisher = {MIT Press,},
      address = {Cambridge, Mass. :},
      pages = {xi, 309 p. :},
      year = {2011},
      url = {http://library.usi.edu/record/464247},
}