APA (7th ed.) Citation

Green Planet Films & Briggs, M. (2012). Deep green: Solutions to stop global warming now. Green Planet Films.

Chicago Style (17th ed.) Citation

Green Planet Films and Matt Briggs. Deep Green: Solutions to Stop Global Warming Now. Mill Valley, CA: Green Planet Films, 2012.

MLA (9th ed.) Citation

Green Planet Films and Matt Briggs. Deep Green: Solutions to Stop Global Warming Now. Green Planet Films, 2012.

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