APA (7th ed.) Citation

Virulus, C. (1490). Formule Epistolaru[m] domini Karoli. [Johann Prüss].

Chicago Style (17th ed.) Citation

Virulus, Carolus. Formule Epistolaru[m] Domini Karoli. [Straßburg]: [Johann Prüss], 1490.

MLA (9th ed.) Citation

Virulus, Carolus. Formule Epistolaru[m] Domini Karoli. [Johann Prüss], 1490.

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