APA (7th ed.) Citation

Heinlein, R. A., & Baker, D. (2011). Tunnel in the sky (Unabridged.). Full Cast Audio.

Chicago Style (17th ed.) Citation

Heinlein, Robert A., and David Baker. Tunnel in the Sky. Unabridged. [Syracuse, N.Y.]: Full Cast Audio, 2011.

MLA (9th ed.) Citation

Heinlein, Robert A., and David Baker. Tunnel in the Sky. Unabridged. Full Cast Audio, 2011.