APA (7th ed.) Citation

Roth, H. (1965). Pathway in the sky: The story of the John Muir Trail. Howell-North Books.

Chicago Style (17th ed.) Citation

Roth, Hal. Pathway in the Sky: The Story of the John Muir Trail. Berkeley, Calif.: Howell-North Books, 1965.

MLA (9th ed.) Citation

Roth, Hal. Pathway in the Sky: The Story of the John Muir Trail. Howell-North Books, 1965.