Music Box Films, Kimball, J. L., Alvarez, R., Franzen, J., Auerbach, A., & Bryant, M. (2013). Birders: The Central Park effect. Music Box Films.
Cita Chicago Style (17a ed.)Music Box Films, Jeffrey L. Kimball, Regina Alvarez, Jonathan Franzen, Anya Auerbach, y Mike Bryant. Birders: The Central Park Effect. [United States]: Music Box Films, 2013.
Cita MLA (8a ed.)Music Box Films, et al. Birders: The Central Park Effect. Music Box Films, 2013.
Precaución: Estas citas no son 100% exactas.