@article{304464,
      recid = {304464},
      author = {Campbell, Dorothy M.},
      title = {How to develop a professional portfolio : a manual for  teachers /},
      publisher = {Pearson Allyn and Bacon,},
      address = {Boston :},
      pages = {ix, 116 p. :},
      year = {2007},
      url = {http://library.usi.edu/record/304464},
}