APA (7th ed.) Citation

Dickens, C. (1844). The charistmas books. Penguin books.

Chicago Style (17th ed.) Citation

Dickens, Charles. The Charistmas Books. London: Penguin books, 1844.

MLA (9th ed.) Citation

Dickens, Charles. The Charistmas Books. Penguin books, 1844.

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