Florentine Films, Hott Productions, Smith College. Clark Science Center, Bullfrog Films, Hott, L. R., Litwin, T. S., . . . Feldshuh, T. (2016). The Harriman Alaska Expedition retraced. [Distributed by] Bullfrog Films.
Chicago Style (17th ed.) CitationFlorentine Films, Hott Productions, Smith College. Clark Science Center, Bullfrog Films, Lawrence R. Hott, Thomas S. Litwin, Diane Garey, Ken Chowder, and Tovah Feldshuh. The Harriman Alaska Expedition Retraced. [Oley, Pennsylvania]: [Distributed by] Bullfrog Films, 2016.
MLA (9th ed.) CitationFlorentine Films, et al. The Harriman Alaska Expedition Retraced. [Distributed by] Bullfrog Films, 2016.
Warning: These citations may not always be 100% accurate.