APA (7th ed.) Citation

Tolkien, J. R. R., & Strindberg, R. (1974). Bilbo's last song: (at the Grey Havens). [Houghton Mifflin].

Chicago Style (17th ed.) Citation

Tolkien, J. R. R., and Robert Strindberg. Bilbo's Last Song: (at the Grey Havens). [Boston]: [Houghton Mifflin], 1974.

MLA (9th ed.) Citation

Tolkien, J. R. R., and Robert Strindberg. Bilbo's Last Song: (at the Grey Havens). [Houghton Mifflin], 1974.