Pinchot, G., & Graves, H. .. (2023). The White Pine: A study with tables of volume and yield. The Century Co., New York.
Lua i Stíl Chicago (17ú heag.)Pinchot, Gifford, agus Henry .S Graves. The White Pine: A Study with Tables of Volume and Yield. The Century Co., New York, 2023.
Lua MLA (9ú heag.)Pinchot, Gifford, agus Henry .S Graves. The White Pine: A Study with Tables of Volume and Yield. The Century Co., New York, 2023.
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