APA (7th ed.) Citation

Johnson, A. S. (1938). The Public library -- a people's university. American Library Association.

Chicago Style (17th ed.) Citation

Johnson, Alvin Saunders. The Public Library -- a People's University. New York: American Library Association, 1938.

MLA (9th ed.) Citation

Johnson, Alvin Saunders. The Public Library -- a People's University. American Library Association, 1938.