APA (7th ed.) Citation

Shelley, M. W. (2004). Frankenstein. Project Gutenberg.

Chicago Style (17th ed.) Citation

Shelley, Mary Wollstonecraft. Frankenstein. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Shelley, Mary Wollstonecraft. Frankenstein. Project Gutenberg, 2004.

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