Civil Registration:
FamilySearch Wiki: Civil Registration
Italy Websites: https://familysearch.org/wiki/en/Italy_Websites#General
www.ItalianGen.org. This site lists naturalization records, births, marriages, and deaths for Italians and non-Italians in New York and New Jersey areas.
Indexing Resource Guide for Italy.
Researching Italian Ancestors. Online classes and Research helps for Italy.