@article{1363813,
      author = {Ehrman, Madeline Elizabeth.},
      url = {http://library.usi.edu/record/1363813},
      title = {Understanding second language learning difficulties/},
      publisher = {Sage Publications,},
      recid = {1363813},
      pages = {xvii, 346 p. :},
      address = {Thousand Oaks, Calif. :},
      year = {1996},
}