Sierra Club, Pyramid Productions (Firm), Spacek, S., Serrill, W., Hedreen, A., & Thompson, R. (2003). Wild America: Protecting the lands explored by Lewis & Clark. Pyramid Productions ; Sierra Club.
Style de citation Chicago (17e éd.)Sierra Club, Pyramid Productions (Firm), Sissy Spacek, Ward Serrill, Ann Hedreen, et Rustin Thompson. Wild America: Protecting the Lands Explored by Lewis & Clark. [S.l.]: Pyramid Productions ; Sierra Club, 2003.
Style de citation MLA (8e éd.)Sierra Club, et al. Wild America: Protecting the Lands Explored by Lewis & Clark. Pyramid Productions ; Sierra Club, 2003.
Attention : ces citations peuvent ne pas être correctes à 100%.