APA (7th ed.) Citation

Kipling, R. (2005). The Man Who Would Be King. Project Gutenberg.

Chicago Style (17th ed.) Citation

Kipling, Rudyard. The Man Who Would Be King. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Kipling, Rudyard. The Man Who Would Be King. Project Gutenberg, 2005.

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