Cita APA (7a ed.)

Conrad-O'Briain, H., & Hynes, G. (2013). Tolkien: The forest and the city. Four Courts Press.

Cita Chicago Style (17a ed.)

Conrad-O'Briain, Helen, y Gerard Hynes. Tolkien: The Forest and the City. Dublin, Ireland: Four Courts Press, 2013.

Cita MLA (9a ed.)

Conrad-O'Briain, Helen, y Gerard Hynes. Tolkien: The Forest and the City. Four Courts Press, 2013.