Discovery Channel (Firm), Image Entertainment (Firm), & Indusfilms. (2009). Toughest race on Earth: Iditarod (Widescreen ed.). Distributed by Image Entertainment.
Cita Chicago Style (17a ed.)Discovery Channel (Firm), Image Entertainment (Firm), y Indusfilms. Toughest Race on Earth: Iditarod. Widescreen ed. Chatsworth, Calif.: Distributed by Image Entertainment, 2009.
Cita MLA (8a ed.)Discovery Channel (Firm), et al. Toughest Race on Earth: Iditarod. Widescreen ed. Distributed by Image Entertainment, 2009.
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