Panahi, J., & Partovi, K. (2001). The circle. Fox Lorber Films.
Cita Chicago (17th ed.)Panahi, Jafar, i Kambozia Partovi. The Circle. New York: Fox Lorber Films, 2001.
Cita MLA (8th ed.)Panahi, Jafar, i Kambozia Partovi. The Circle. Fox Lorber Films, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.