APA (7th ed.) Citation

Carr, W. H. (1937). Ten Years of nature trailing: (The Nature Trails and Trailside Museums at Bear Mountain, N. Y.). Dep. of Education. The American Museum of Natural History.

Chicago Style (17th ed.) Citation

Carr, William Henry. Ten Years of Nature Trailing: (The Nature Trails and Trailside Museums at Bear Mountain, N. Y.). New York: Dep. of Education. The American Museum of Natural History, 1937.

MLA (9th ed.) Citation

Carr, William Henry. Ten Years of Nature Trailing: (The Nature Trails and Trailside Museums at Bear Mountain, N. Y.). Dep. of Education. The American Museum of Natural History, 1937.