APA (7th ed.) Citation

United States. Forest Service. (1931). Lava Beds National Monument, Modoc National Forest, Calif. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Forest Service. Lava Beds National Monument, Modoc National Forest, Calif. [Place of publication not identified]: [publisher not identified], 1931.

MLA (9th ed.) Citation

United States. Forest Service. Lava Beds National Monument, Modoc National Forest, Calif. [publisher not identified], 1931.

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