@article{17695,
      recid = {17695},
      author = {Marrero, Carmen.},
      title = {40 [i.e. Cuarenta] lecciones de historia de la lengua  española /},
      publisher = {Playor,},
      address = {Madrid :},
      pages = {155 p., leaf of plates :},
      year = {1975},
      url = {http://library.usi.edu/record/17695},
}