APA (7th ed.) Citation

Nikolaus, v. K., & Donati, S. (2007). Opera omnia. Opera omnia.

Chicago Style (17th ed.) Citation

Nikolaus, von Kues, and Silvia Donati. "Opera Omnia." Opera Omnia 2007.

MLA (8th ed.) Citation

Nikolaus, von Kues, and Silvia Donati. "Opera Omnia." Opera Omnia, 2007.

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