Green Umbrella Ltd, WGBH (Television station : Boston, Mass.), Channel Four (Great Britain), WGBH Video (Firm), Jones, P., Schrieber, L., . . . Sobel, D. (2006). Galileo's battle for the heavens. WGBH Boston Video.
Cita Chicago Style (17a ed.)Green Umbrella Ltd, et al. Galileo's Battle for the Heavens. [Boston]: WGBH Boston Video, 2006.
Cita MLA (8a ed.)Green Umbrella Ltd, et al. Galileo's Battle for the Heavens. WGBH Boston Video, 2006.
Precaución: Estas citas no son 100% exactas.