Cita APA

Tolkien, J. (1979). hobbit or there and back again (5th ed.). Unwin.

Citación estilo Chicago

Tolkien, John. Hobbit or There and Back Again. 5th ed. London: Unwin, 1979.

Cita MLA

Tolkien, John. Hobbit or There and Back Again. 5th ed. Unwin, 1979.