APA (7th ed.) Citation

Dickens, C. (1990). The holly-tree. Project Gutenberg.

Chicago Style (17th ed.) Citation

Dickens, Charles. The Holly-tree. Champaign, Ill: Project Gutenberg, 1990.

MLA (9th ed.) Citation

Dickens, Charles. The Holly-tree. Project Gutenberg, 1990.

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