@book{Sepe2003,
  author    = {Sepe, Franco},
  title     = {Investigazioni su un castello},
  series = {I fuochi},
  volume    = {14},
  journal   = {I fuochi},
  publisher = {Nicolodi},
  address   = {Rovereto, Trento},
  isbn      = {88-8447-111-7},
  pages     = {107 S.},
  year      = {2003},
  language  = {it}
}
@book{Rheinberg2003,
  author    = {Rheinberg, Falko},
  title     = {Psicologia della motivazione},
  publisher = {Il mulino},
  address   = {Bologna},
  isbn      = {88-15-09480-6},
  pages     = {241 S.},
  year      = {2003},
  language  = {it}
}