APA (7th ed.) Citation

Sierra Club & Murray, J. A. (1997). American nature writing, 1997. Sierra Club Books.

Chicago Style (17th ed.) Citation

Sierra Club and John A. Murray. American Nature Writing, 1997. San Francisco, CA: Sierra Club Books, 1997.

MLA (8th ed.) Citation

Sierra Club and John A. Murray. American Nature Writing, 1997. Sierra Club Books, 1997.