United States. Bureau of Land Management. (1988). 1:100 000-scale metric topographic map of Trinidad, Colorado, 1982: 30 x 60 minute series (topographic) (BLM ed., 1988.). The Bureau ; BLM State Office.
Chicago Style (17th ed.) CitationUnited States. Bureau of Land Management. 1:100 000-scale Metric Topographic Map of Trinidad, Colorado, 1982: 30 X 60 Minute Series (topographic). BLM ed., 1988. Reston, Va.: The Bureau ; BLM State Office, 1988.
MLA (9th ed.) CitationUnited States. Bureau of Land Management. 1:100 000-scale Metric Topographic Map of Trinidad, Colorado, 1982: 30 X 60 Minute Series (topographic). BLM ed., 1988. The Bureau ; BLM State Office, 1988.
Warning: These citations may not always be 100% accurate.