APA (7th ed.) Citation

Sinclair, M. (2004). The Three Sisters. Project Gutenberg.

Chicago Style (17th ed.) Citation

Sinclair, May. The Three Sisters. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Sinclair, May. The Three Sisters. Project Gutenberg, 2004.

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