APA (7th ed.) Citation

Nievo, I., & Romagnoli, S. (1952). Opere. Ricciardi.

Chicago Style (17th ed.) Citation

Nievo, Ippolito, and Sergio Romagnoli. Opere. Milano [u.a.]: Ricciardi, 1952.

MLA (9th ed.) Citation

Nievo, Ippolito, and Sergio Romagnoli. Opere. Ricciardi, 1952.

Warning: These citations may not always be 100% accurate.