APA (7th ed.) Citation

Discovery Channel (Firm). (2003). Washington D.C (3rd ed.). APA Publications.

Chicago Style (17th ed.) Citation

Discovery Channel (Firm). Washington D.C. 3rd ed. Singapore: APA Publications, 2003.

MLA (9th ed.) Citation

Discovery Channel (Firm). Washington D.C. 3rd ed. APA Publications, 2003.

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