APA (7th ed.) Citation

Archer, L., & Finlay, V. (2008). Lease to Doomsday. Project Gutenberg.

Chicago Style (17th ed.) Citation

Archer, Lee, and Virgil Finlay. Lease to Doomsday. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Archer, Lee, and Virgil Finlay. Lease to Doomsday. Project Gutenberg, 2008.

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