APA (7th ed.) Citation

Muir, J., & Engberg, R. (1984). John Muir summering in the Sierra. University of Wisconsin Press.

Chicago Style (17th ed.) Citation

Muir, John, and Robert Engberg. John Muir Summering in the Sierra. Madison, Wis.: University of Wisconsin Press, 1984.

MLA (9th ed.) Citation

Muir, John, and Robert Engberg. John Muir Summering in the Sierra. University of Wisconsin Press, 1984.