Cita APA (7th ed.)

Tolkien, J. (1991). The hobbit: Or there and back again. Grafton.

Cita Chicago (17th ed.)

Tolkien, J.R.R. The Hobbit: Or There and Back Again. London: Grafton, 1991.

Cita MLA (8th ed.)

Tolkien, J.R.R. The Hobbit: Or There and Back Again. Grafton, 1991.