Florentine Films, WETA-TV (Television station : Washington, D.C.), Public Broadcasting Service (U.S.), PBS Home Video, National Parks Film Project, LLC, Burns, K., . . . Carter, J. (2009). The national parks: America's best idea. PBS Home Video ; Distributed by Paramount Home Entertainment.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Florentine Films, et al. The National Parks: America's Best Idea. [United States] : Hollywood, Calif.: PBS Home Video ; Distributed by Paramount Home Entertainment, 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Florentine Films, et al. The National Parks: America's Best Idea. PBS Home Video ; Distributed by Paramount Home Entertainment, 2009.
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