APA Citation

Řehoř XIII., p., & Giovanni Battista Sessa jr. & fratelli (firma). (1582). KALENDARIVM GREGORIANVM PERPETVVM.

Chicago Style Citation

Řehoř XIII., papež, and Giovanni Battista Sessa jr. & fratelli (firma). KALENDARIVM GREGORIANVM PERPETVVM. 1582.

MLA Citation

Řehoř XIII., papež, and Giovanni Battista Sessa jr. & fratelli (firma). KALENDARIVM GREGORIANVM PERPETVVM. 1582.

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