APA (7th ed.) Citation

American Association of School Administrators & Hill, H. H. (1940). Safety education: Eighteenth yearbook. American Association of School Administrators, a Dept. of the National Education Association of the United States (formery the Dept. of Superintendence).

Chicago Style (17th ed.) Citation

American Association of School Administrators and Henry H. Hill. Safety Education: Eighteenth Yearbook. Washington, D.C.: American Association of School Administrators, a Dept. of the National Education Association of the United States (formery the Dept. of Superintendence), 1940.

MLA (9th ed.) Citation

American Association of School Administrators and Henry H. Hill. Safety Education: Eighteenth Yearbook. American Association of School Administrators, a Dept. of the National Education Association of the United States (formery the Dept. of Superintendence), 1940.