APA (7th ed.) Citation

Tukel George, Allen Gary, & Ghisone Diane. (1982). Toward A Bioregional Model. Planet Drum Foundation.

Chicago Style (17th ed.) Citation

Tukel George, Allen Gary, and Ghisone Diane. Toward A Bioregional Model. Planet Drum Foundation, 1982.

MLA (8th ed.) Citation

Tukel George, et al. Toward A Bioregional Model. Planet Drum Foundation, 1982.