APA (7th ed.) Citation

Ruhemann, M. (1940). The separation of gases. Clarendon Press.

Chicago Style (17th ed.) Citation

Ruhemann, M. The Separation of Gases. Oxford: Clarendon Press, 1940.

MLA (8th ed.) Citation

Ruhemann, M. The Separation of Gases. Clarendon Press, 1940.

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