APA (7th ed.) Citation

Tolkien, J. R. R., & Tolkien, C. (1985). The lays of Beleriand. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Tolkien, J. R. R., and Christopher Tolkien. The Lays of Beleriand. Boston: Houghton Mifflin, 1985.

MLA (8th ed.) Citation

Tolkien, J. R. R., and Christopher Tolkien. The Lays of Beleriand. Houghton Mifflin, 1985.