APA (7th ed.) Citation

Tolkien, J. R. R., & Abrams, L. (1977). The hobbit: Or, There and back again. H. N. Abrams.

Chicago Style (17th ed.) Citation

Tolkien, J. R. R., and Lester Abrams. The Hobbit: Or, There and Back Again. New York: H. N. Abrams, 1977.

MLA (8th ed.) Citation

Tolkien, J. R. R., and Lester Abrams. The Hobbit: Or, There and Back Again. H. N. Abrams, 1977.