British Broadcasting Corporation, Warner Home Video (Firm), & Attenborough, D. (2007). Planet Earth. British Broadcasting Corporation ; Warner Home Video [distributor].
Цитирование в стиле Чикаго (17-е изд.)British Broadcasting Corporation, Warner Home Video (Firm), и David Attenborough. Planet Earth. [S.l.] : Burbank, CA: British Broadcasting Corporation ; Warner Home Video [distributor], 2007.
Цитирование MLA (8-е изд.)British Broadcasting Corporation, et al. Planet Earth. British Broadcasting Corporation ; Warner Home Video [distributor], 2007.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.