National Geographic Society (U.S.), National Geographic Television & Film, National Geographic Video (Firm), Neibaur, B., & Bridges, J. (2002). Lewis & Clark: Great journey West. National Geographic Video ; Distributed in the U.S. and Canada by Warner Home Video.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Geographic Society (U.S.), National Geographic Television & Film, National Geographic Video (Firm), Bruce Neibaur, و Jeff Bridges. Lewis & Clark: Great Journey West. [Washington, D.C.] : [Burbank, Calif.]: National Geographic Video ; Distributed in the U.S. and Canada by Warner Home Video, 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)National Geographic Society (U.S.), et al. Lewis & Clark: Great Journey West. National Geographic Video ; Distributed in the U.S. and Canada by Warner Home Video, 2002.