APA (7th ed.) Citation

Sanborn Map Company. (1910). Alma, Park County, Colorado [insurance map]. Sanborn Map Company.

Chicago Style (17th ed.) Citation

Sanborn Map Company. Alma, Park County, Colorado [insurance Map]. New York: Sanborn Map Company, 1910.

MLA (8th ed.) Citation

Sanborn Map Company. Alma, Park County, Colorado [insurance Map]. Sanborn Map Company, 1910.

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