APA (7th ed.) Citation

Appleton, V., II, & Brey, C. (2006). Tom Swift and the Electronic Hydrolung. Project Gutenberg.

Chicago Style (17th ed.) Citation

Appleton, Victor, II, and Charles Brey. Tom Swift and the Electronic Hydrolung. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Appleton, Victor, II, and Charles Brey. Tom Swift and the Electronic Hydrolung. Project Gutenberg, 2006.

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