APA (7th ed.) Citation

(1680). Prognosticon über den Cometen anno 1681.

Chicago Style (17th ed.) Citation

Prognosticon über Den Cometen Anno 1681. Hamburg, 1680.

MLA (9th ed.) Citation

Prognosticon über Den Cometen Anno 1681. 1680.

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