Cita APA (7th ed.)
Dickens, C. (2001). Holiday romance. Project Gutenberg.
Cita Chicago (17th ed.)
Dickens, Charles. Holiday Romance. Champaign, IL: Project Gutenberg, 2001.
Cita MLA (9th ed.)
Dickens, Charles. Holiday Romance. Project Gutenberg, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.