APA (7th ed.) Citation

Cosmatos, G. P., Russell, K., & Kilmer, V. (2010). Tombstone. Seven art.

Chicago Style (17th ed.) Citation

Cosmatos, George P., Kurt Russell, and Val Kilmer. Tombstone. [Madrid?]: Seven art, 2010.

MLA (9th ed.) Citation

Cosmatos, George P., et al. Tombstone. Seven art, 2010.