APA (7th ed.) Citation

Tolkien, J. R. R., & Baynes, P. (1991). Bilbo's last song: (at the Grey Havens). HarperCollins.

Chicago Style (17th ed.) Citation

Tolkien, J. R. R., and Pauline Baynes. Bilbo's Last Song: (at the Grey Havens). London: HarperCollins, 1991.

MLA (8th ed.) Citation

Tolkien, J. R. R., and Pauline Baynes. Bilbo's Last Song: (at the Grey Havens). HarperCollins, 1991.

Warning: These citations may not always be 100% accurate.