APA (7th ed.) Citation

United States. Forest Service. (1929). Lassen National Forest, Calif. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Forest Service. Lassen National Forest, Calif. [Washington]: [publisher not identified], 1929.

MLA (9th ed.) Citation

United States. Forest Service. Lassen National Forest, Calif. [publisher not identified], 1929.

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