http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
music and lyrics by Stephen Sondheim ; book and direction by James Lapine.
Adapted, in part, from the 1869 novel, Fosca, by Igino Tarchetti, and the 1981 film adaptation, Passione d'amore, by Ettore Scola.