APA (7th ed.) Citation

Hammond, W. G., Tolkien, J. R. R., & Scull, C. (2012). The art of the Hobbit by J.R.R. Tolkien (1st U.S. ed.). Houghton Mifflin Harcourt.

Chicago Style (17th ed.) Citation

Hammond, Wayne G., J. R. R. Tolkien, and Christina Scull. The Art of the Hobbit by J.R.R. Tolkien. 1st U.S. ed. Boston: Houghton Mifflin Harcourt, 2012.

MLA (9th ed.) Citation

Hammond, Wayne G., et al. The Art of the Hobbit by J.R.R. Tolkien. 1st U.S. ed. Houghton Mifflin Harcourt, 2012.