Johnson, A. S. (1938). The Public library -- a people's university. American Library Association.
Lua i Stíl Chicago (17ú heag.)Johnson, Alvin Saunders. The Public Library -- a People's University. New York: American Library Association, 1938.
Lua MLA (9ú heag.)Johnson, Alvin Saunders. The Public Library -- a People's University. American Library Association, 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.