APA (7th ed.) Citation

Sundance Selects (Firm), Gravitas Docufilms, PBS Home Video, PBS Distribution (Firm), Mariano, P., Norton, K., & Blush, D. (2011). These amazing shadows. PBS Distribution.

Chicago Style (17th ed.) Citation

Sundance Selects (Firm), Gravitas Docufilms, PBS Home Video, PBS Distribution (Firm), Paul Mariano, Kurt Norton, and Doug Blush. These Amazing Shadows. New York, N.Y.: PBS Distribution, 2011.

MLA (8th ed.) Citation

Sundance Selects (Firm), et al. These Amazing Shadows. PBS Distribution, 2011.

Warning: These citations may not always be 100% accurate.