APA (7th ed.) Citation

Campanus. (1678). Horologium et circinus sphaericus.

Chicago Style (17th ed.) Citation

Campanus. Horologium Et Circinus Sphaericus. Amsterdam, 1678.

MLA (9th ed.) Citation

Campanus. Horologium Et Circinus Sphaericus. 1678.

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