APA (7th ed.) Citation

Earthworm Films, Ethnoscope Film & Video (Firm), & Lane, B. (1988). The tree of life. Ethnoscope.

Chicago Style (17th ed.) Citation

Earthworm Films, Ethnoscope Film & Video (Firm), and Bruce Lane. The Tree of Life. Rochester, NY: Ethnoscope, 1988.

MLA (9th ed.) Citation

Earthworm Films, et al. The Tree of Life. Ethnoscope, 1988.