APA (7th ed.) Citation

Sagan, C. (1980). Cosmos x: El filo de la eternidad. Community Television of Souther California - KCET.

Chicago Style (17th ed.) Citation

Sagan, Carl. Cosmos X: El Filo De La Eternidad. California (E.U.): Community Television of Souther California - KCET, 1980.

MLA (9th ed.) Citation

Sagan, Carl. Cosmos X: El Filo De La Eternidad. Community Television of Souther California - KCET, 1980.

Warning: These citations may not always be 100% accurate.