APA (7th ed.) Citation

Tolkien, J. R. R., & Lee, A. (2008). The return of the king: Being the third part of the Lord of Rings. HarperCollins.

Chicago Style (17th ed.) Citation

Tolkien, J. R. R., and Alan Lee. The Return of the King: Being the Third Part of the Lord of Rings. London: HarperCollins, 2008.

MLA (9th ed.) Citation

Tolkien, J. R. R., and Alan Lee. The Return of the King: Being the Third Part of the Lord of Rings. HarperCollins, 2008.

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