Cita APA (7a ed.)

Noel, R. S. (1980). The languages of Tolkien's Middle-earth. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Noel, Ruth S. The Languages of Tolkien's Middle-earth. Boston: Houghton Mifflin, 1980.

Cita MLA (8a ed.)

Noel, Ruth S. The Languages of Tolkien's Middle-earth. Houghton Mifflin, 1980.