Florentine Films, WETA-TV (Television station : Washington, D.C.), Public Broadcasting Service (U.S.), PBS Home Video, National Parks Film Project, LLC, Burns, K., & Coyote, P. (2009). The national parks: America's best idea (Widescreen.). PBS Home Video ; Distributed by Paramount Home Entertainment.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFlorentine Films, D.C.) WETA-TV (Television station : Washington, Public Broadcasting Service (U.S.), PBS Home Video, LLC National Parks Film Project, Ken Burns, और Peter Coyote. The National Parks: America's Best Idea. Widescreen. [United States] : Hollywood, Calif.: PBS Home Video ; Distributed by Paramount Home Entertainment, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFlorentine Films, et al. The National Parks: America's Best Idea. Widescreen. PBS Home Video ; Distributed by Paramount Home Entertainment, 2009.