APA (7th ed.) Citation

United States. Bureau of Land Management. (1993). Outdoor adventures in the upper Arkansas Valley. The Bureau.

Chicago Style (17th ed.) Citation

United States. Bureau of Land Management. Outdoor Adventures in the Upper Arkansas Valley. [Pueblo, CO?]: The Bureau, 1993.

MLA (8th ed.) Citation

United States. Bureau of Land Management. Outdoor Adventures in the Upper Arkansas Valley. The Bureau, 1993.