APA (7th ed.) Citation

Shepard, S., & Dark, J. (2013). Shepard and Dark. [Publisher not identified].

Chicago Style (17th ed.) Citation

Shepard, Sam, and Johnny Dark. Shepard and Dark. [Place of publication not identified]: [Publisher not identified], 2013.

MLA (8th ed.) Citation

Shepard, Sam, and Johnny Dark. Shepard and Dark. [Publisher not identified], 2013.

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