APA (7th ed.) Citation

Tolkien, J. R. R., & Lee, A. (2001). The hobbit, or, There and back again. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Tolkien, J. R. R., and Alan Lee. The Hobbit, or, There and Back Again. Boston: Houghton Mifflin, 2001.

MLA (8th ed.) Citation

Tolkien, J. R. R., and Alan Lee. The Hobbit, or, There and Back Again. Houghton Mifflin, 2001.