APA (7th ed.) Citation

Swinton, E. D. (2008). The Defence of Duffer's Drift. Project Gutenberg.

Chicago Style (17th ed.) Citation

Swinton, Ernest Dunlop. The Defence of Duffer's Drift. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Swinton, Ernest Dunlop. The Defence of Duffer's Drift. Project Gutenberg, 2008.

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