APA

American Association of School Administrators, . (1947). Schools for a new world: twenty-fifth year-book. Washington, D.C: American Association of School Administrators, a department of the National Education Association of the United States.

Chicago

American Association of School Administrators, . 1947. Schools for a new world: twenty-fifth year-book. Washington, D.C: American Association of School Administrators, a department of the National Education Association of the United States.

Harvard

American Association of School Administrators, . (1947). Schools for a new world: twenty-fifth year-book. Washington, D.C: American Association of School Administrators, a department of the National Education Association of the United States.

MLA

American Association of School Administrators, . Schools for a new world: twenty-fifth year-book. Washington, D.C: American Association of School Administrators, a department of the National Education Association of the United States. 1947.