APA (7th ed.) Citation

Ryan,Kevin, & Sommers, S. (2004). Van Helsing. HarperCollins Publishers.

Chicago Style (17th ed.) Citation

Ryan,Kevin, and Stephen Sommers. Van Helsing. London: HarperCollins Publishers, 2004.

MLA (9th ed.) Citation

Ryan,Kevin, and Stephen Sommers. Van Helsing. HarperCollins Publishers, 2004.

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