APA (7th ed.) Citation

Sedgwick, A. D. (2013). The Third Window. Project Gutenberg.

Chicago Style (17th ed.) Citation

Sedgwick, Anne Douglas. The Third Window. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Sedgwick, Anne Douglas. The Third Window. Project Gutenberg, 2013.

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