APA (7th ed.) Citation

(1976). Timber resources of Douglas County, Oregon / Colin D. MacLean.

Chicago Style (17th ed.) Citation

Timber Resources of Douglas County, Oregon / Colin D. MacLean. 1976.

MLA (9th ed.) Citation

Timber Resources of Douglas County, Oregon / Colin D. MacLean. 1976.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.