Translation DB (). Ada Negri. https://www.dev.translationdb.digitalscholar.rochester.edu/s/translationdb/item/20943
Translation DB. "Ada Negri." Web. . <https://www.dev.translationdb.digitalscholar.rochester.edu/s/translationdb/item/20943>.
Translation DB. "Ada Negri." Accessed . https://www.dev.translationdb.digitalscholar.rochester.edu/s/translationdb/item/20943.