APA (7th ed.) Citation

Stevenson, R. L. (2004). A Christmas Sermon. Project Gutenberg.

Chicago Style (17th ed.) Citation

Stevenson, Robert Louis. A Christmas Sermon. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Stevenson, Robert Louis. A Christmas Sermon. Project Gutenberg, 2004.

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