APA (7th ed.) Citation

United States. Bureau of Land Management & Geological Survey (U.S.). (1990). Recreation management areas, Bureau of Land Management, Colorado, January-1990. The Bureau.

Chicago Style (17th ed.) Citation

United States. Bureau of Land Management and Geological Survey (U.S.). Recreation Management Areas, Bureau of Land Management, Colorado, January-1990. [Denver, Colo.?]: The Bureau, 1990.

MLA (9th ed.) Citation

United States. Bureau of Land Management and Geological Survey (U.S.). Recreation Management Areas, Bureau of Land Management, Colorado, January-1990. The Bureau, 1990.

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