APA (7th ed.) Citation

Helms, P. W. (2012). The evolution of Tolkien fandom.

Chicago Style (17th ed.) Citation

Helms, Philip W. The Evolution of Tolkien Fandom. 2012.

MLA (9th ed.) Citation

Helms, Philip W. The Evolution of Tolkien Fandom. 2012.

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