@article{771508,
      author = {Brown, Elinor L., and Krŭsteva, Anna, and Ranieri,  Maria,},
      url = {http://library.usi.edu/record/771508},
      title = {E-learning and social media : the cost of integration /},
      recid = {771508},
      pages = {1 online resource (xiv, 377 pages).},
}