APA (7th ed.) Citation

Gale, Z., & Solon, L. V. (2007). Christmas A Story. Project Gutenberg.

Chicago Style (17th ed.) Citation

Gale, Zona, and Leon V. Solon. Christmas A Story. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Gale, Zona, and Leon V. Solon. Christmas A Story. Project Gutenberg, 2007.

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