@article{488829,
      author = {Bals, Lydia. and Hartmann, Evi.},
      url = {http://library.usi.edu/record/488829},
      title = {Sourcing of services/},
      publisher = {Nova Science Publishers,},
      recid = {488829},
      pages = {113 p. :},
      address = {New York :},
      year = {2008},
}