APA (7th ed.) Citation

Cowley, E. B. (1907). Definitive orbit of comet 1826 II. Verlag der Astronomischen nachrichten.

Chicago Style (17th ed.) Citation

Cowley, Elizabeth B. Definitive Orbit of Comet 1826 II. Kiel: Verlag der Astronomischen nachrichten, 1907.

MLA (9th ed.) Citation

Cowley, Elizabeth B. Definitive Orbit of Comet 1826 II. Verlag der Astronomischen nachrichten, 1907.

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