APA (7th ed.) Citation

Harris, H. A. (1932). Initial studies of American elm diseases in Illinois. Dep. of Registration and Education.

Chicago Style (17th ed.) Citation

Harris, Hubert A. Initial Studies of American Elm Diseases in Illinois. Urbana, Illinois: Dep. of Registration and Education, 1932.

MLA (9th ed.) Citation

Harris, Hubert A. Initial Studies of American Elm Diseases in Illinois. Dep. of Registration and Education, 1932.