APA (7th ed.) Citation

United States. Bureau of Land Management. (1987). Karval, Colorado, 1984: 1:100 000-scale metric topographic map : 30 X 60 minute series (topographic) (BLM ed.--1987.). The Bureau ; BLM State Office.

Chicago Style (17th ed.) Citation

United States. Bureau of Land Management. Karval, Colorado, 1984: 1:100 000-scale Metric Topographic Map : 30 X 60 Minute Series (topographic). BLM ed.--1987. Reston, Va. : Denver, CO: The Bureau ; BLM State Office, 1987.

MLA (9th ed.) Citation

United States. Bureau of Land Management. Karval, Colorado, 1984: 1:100 000-scale Metric Topographic Map : 30 X 60 Minute Series (topographic). BLM ed.--1987. The Bureau ; BLM State Office, 1987.