APA (7th ed.) Citation

United States. Forest Service. Tourist guide map: Continental Divide quadrangle. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Forest Service. Tourist Guide Map: Continental Divide Quadrangle. [Place of publication not identified]: [publisher not identified].

MLA (9th ed.) Citation

United States. Forest Service. Tourist Guide Map: Continental Divide Quadrangle. [publisher not identified].

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