APA (7th ed.) Citation

Young, W. P., & Mueller, R. (2013). The shack (Unabridged.).

Chicago Style (17th ed.) Citation

Young, William P., and Roger Mueller. The Shack. Unabridged. 2013.

MLA (8th ed.) Citation

Young, William P., and Roger Mueller. The Shack. Unabridged. 2013.

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