APA (7th ed.) Citation

Litton, R. B. (1984). Visual vulnerability of the landscape: Control of visual quality. U.S. Dept. of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

Litton, R. Burton. Visual Vulnerability of the Landscape: Control of Visual Quality. [Washington, DC]: U.S. Dept. of Agriculture, Forest Service, 1984.

MLA (9th ed.) Citation

Litton, R. Burton. Visual Vulnerability of the Landscape: Control of Visual Quality. U.S. Dept. of Agriculture, Forest Service, 1984.