Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (8e éd.)

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