APA (7th ed.) Citation

Lewis, I., & Powell, S. G. (2008). Metanoia: A new vision of nature. Green Planet Films.

Chicago Style (17th ed.) Citation

Lewis, Iain, and Simon G. Powell. Metanoia: A New Vision of Nature. Mill Valley, CA: Green Planet Films, 2008.

MLA (9th ed.) Citation

Lewis, Iain, and Simon G. Powell. Metanoia: A New Vision of Nature. Green Planet Films, 2008.

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