@article{1367200,
      recid = {1367200},
      author = {Bidese, Ermenegildo, and Cognola, Federica, and Moroni,  Manuela Caterina,},
      title = {Theoretical approaches to linguistic variation /},
      pages = {1 online resource (386 pages).},
      url = {http://library.usi.edu/record/1367200},
}