APA (7th ed.) Citation

Aquila, N., Jr, Janoff, L., & Tolkien, J. R. R. (1976). Middle Earth: Inspired by J.R.R. Tolkien. [publisher not identified].

Chicago Style (17th ed.) Citation

Aquila, Nicklas, Jr, Larry Janoff, and J. R. R. Tolkien. Middle Earth: Inspired by J.R.R. Tolkien. [United States?]: [publisher not identified], 1976.

MLA (9th ed.) Citation

Aquila, Nicklas, Jr, et al. Middle Earth: Inspired by J.R.R. Tolkien. [publisher not identified], 1976.