APA (7th ed.) Citation

United States. National Park Service. (1937). Municipal and county parks in the United States, 1935. [s.n.].

Chicago Style (17th ed.) Citation

United States. National Park Service. Municipal and County Parks in the United States, 1935. [Washington]: [s.n.], 1937.

MLA (9th ed.) Citation

United States. National Park Service. Municipal and County Parks in the United States, 1935. [s.n.], 1937.

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