APA (7th ed.) Citation

Haggard, H. R. (1990). When the world shook: Being an account of the great adventure of Bastin, Bickley and Arbuthnot. Project Gutenberg.

Chicago Style (17th ed.) Citation

Haggard, H. Rider. When the World Shook: Being an Account of the Great Adventure of Bastin, Bickley and Arbuthnot. Champaign, Ill: Project Gutenberg, 1990.

MLA (9th ed.) Citation

Haggard, H. Rider. When the World Shook: Being an Account of the Great Adventure of Bastin, Bickley and Arbuthnot. Project Gutenberg, 1990.