APA (7th ed.) Citation

Parks, G., Johnson, K., Clarke, A., Davis, M. E., Elcar, D., Guffey, B., & Rohrs, G. R. (2011). The learning tree. Warner Bros. Entertainment.

Chicago Style (17th ed.) Citation

Parks, Gordon, Kyle Johnson, Alex Clarke, Marie Evans Davis, Dana Elcar, Burnett Guffey, and George R. Rohrs. The Learning Tree. Burbank: Warner Bros. Entertainment, 2011.

MLA (9th ed.) Citation

Parks, Gordon, et al. The Learning Tree. Warner Bros. Entertainment, 2011.