United States. National Advisory Committee on Education. (1930). Federal relations to education: A memorandum of progress. Office of the Committee.
Lua i Stíl Chicago (17ú heag.)United States. National Advisory Committee on Education. Federal Relations to Education: A Memorandum of Progress. Washington, D. C: Office of the Committee, 1930.
Lua MLA (8ú heag.)United States. National Advisory Committee on Education. Federal Relations to Education: A Memorandum of Progress. Office of the Committee, 1930.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.