APA (7th ed.) Citation

Hibbard, B. H. (1919). Effects of the great war upon agriculture in the United States and Great Britain. Oxford university press, American branch.

Chicago Style (17th ed.) Citation

Hibbard, Benjamin Horace. Effects of the Great War upon Agriculture in the United States and Great Britain. New York: Oxford university press, American branch, 1919.

MLA (8th ed.) Citation

Hibbard, Benjamin Horace. Effects of the Great War upon Agriculture in the United States and Great Britain. Oxford university press, American branch, 1919.