APA (7th ed.) Citation

Rigg, G. B. (1926). Forest Resources of the Northwest and Their Conservation. Zenodo.

Chicago Style (17th ed.) Citation

Rigg, George B. Forest Resources of the Northwest and Their Conservation. Zenodo, 1926.

MLA (9th ed.) Citation

Rigg, George B. Forest Resources of the Northwest and Their Conservation. Zenodo, 1926.

Warning: These citations may not always be 100% accurate.