- Author: Salvatore Cubeddu, Emilio Gentile, Luigi Nieddu, Simonetta Giacobbe, Mario Cubeddu, Leopoldo Ortu, Maria Luisa Plaisant, Lorenzo Del Piano, Alberto Contu, Francesco Atzeni, Nino Carrus, Manlio Brigaglia, Eugenia Tognotti, Gianfranco Contu
- Language: Italian
- Year: 1993
- Author: Eugenia Tognotti
- Language: Italian
- Year: 1995