Valle Mesolcina e Valle Calanca guida turistica = Reiseführer = touristic guide [Testi: Giuseppe Russomanno ; Trad. Tedesco: Martina Sulmoni ; Trad. Ingles: Elena Moschini]
Bibliothekskatalog der Kantonsbibliothek Graubünden: https://www.opac.gr.ch/discovery/fulldisplay?context=L&vid=41BGR_INST:41BGR_V1&search_scope=MyInstitution&tab=LibraryCatalog&docid=alma990000601840206696