APA (7th ed.) Citation

Eddington, A. S. (1930). The Rotation of the galaxy. Clarendon Pr.

Chicago Style (17th ed.) Citation

Eddington, Arthur Stanley. The Rotation of the Galaxy. Oxford: Clarendon Pr, 1930.

MLA (9th ed.) Citation

Eddington, Arthur Stanley. The Rotation of the Galaxy. Clarendon Pr, 1930.

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