Attenborough, D., & Salisbury, M. (2005). The life of birds. BBC Video.
Cita Chicago Style (17a ed.)Attenborough, David, y Mike Salisbury. The Life of Birds. [London]: BBC Video, 2005.
Cita MLA (9a ed.)Attenborough, David, y Mike Salisbury. The Life of Birds. BBC Video, 2005.
Precaución: Estas citas no son 100% exactas.