APA (7th ed.) Citation

González Iñárritu, A., Prieto, R., Bardem, J., Álvarez, M., & Fernández, E. (2011). Biutiful. Optimum.

Chicago Style (17th ed.) Citation

González Iñárritu, Alejandro, Rodrigo Prieto, Javier Bardem, Maricel Álvarez, and Eduard Fernández. Biutiful. London: Optimum, 2011.

MLA (9th ed.) Citation

González Iñárritu, Alejandro, et al. Biutiful. Optimum, 2011.