Cita APA (7th ed.)
Tolkien , J. (2010). The Hobbit. Harper Collins.
Cita Chicago (17th ed.)
Tolkien , J.R.R. The Hobbit. London: Harper Collins, 2010.
Cita MLA (9th ed.)
Tolkien , J.R.R. The Hobbit. Harper Collins, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.