APA (7th ed.) Citation

Kurtis Productions, Arts and Entertainment Network, A & E Home Video (Firm), New Video Group, Hill, J., & Kurtis, B. (2007). Columbine: Understanding why. A & E Home Video : Distributed by New Video Group.

Chicago Style (17th ed.) Citation

Kurtis Productions, Arts and Entertainment Network, A & E Home Video (Firm), New Video Group, Julianne Hill, and Bill Kurtis. Columbine: Understanding Why. [United States]: A & E Home Video : Distributed by New Video Group, 2007.

MLA (8th ed.) Citation

Kurtis Productions, et al. Columbine: Understanding Why. A & E Home Video : Distributed by New Video Group, 2007.