APA (7th ed.) Citation

Pinchot, G., & Steen, H. K. (2001). The conservation diaries of Gifford Pinchot (First edition.). The Forest History Society.

Chicago Style (17th ed.) Citation

Pinchot, Gifford, and Harold K. Steen. The Conservation Diaries of Gifford Pinchot. First edition. Durham, N.C.: The Forest History Society, 2001.

MLA (9th ed.) Citation

Pinchot, Gifford, and Harold K. Steen. The Conservation Diaries of Gifford Pinchot. First edition. The Forest History Society, 2001.