APA (7th ed.) Citation

Discovery Communications, Inc, Discovery Channel School (Firm), & Discovery Networks. (2005). Plato's Republic. Discovery Communications, Inc. : Distributed by Discovery Channel School.

Chicago Style (17th ed.) Citation

Discovery Communications, Inc, Discovery Channel School (Firm), and Discovery Networks. Plato's Republic. Bethesda, Md.: Discovery Communications, Inc. : Distributed by Discovery Channel School, 2005.

MLA (9th ed.) Citation

Discovery Communications, Inc, et al. Plato's Republic. Discovery Communications, Inc. : Distributed by Discovery Channel School, 2005.