APA (7th ed.) Citation

Burroughs, E. R. (2010). The land that time forgot. Project Gutenberg.

Chicago Style (17th ed.) Citation

Burroughs, Edgar Rice. The Land That Time Forgot. To be supplied: Project Gutenberg, 2010.

MLA (8th ed.) Citation

Burroughs, Edgar Rice. The Land That Time Forgot. Project Gutenberg, 2010.

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