Lee, R. E. (1966). Continuing education for adults through the American public library, 1833-1964. American Library Association.
Chicago-referens (17:e uppl.)Lee, Robert Ellis. Continuing Education for Adults Through the American Public Library, 1833-1964. Chicago: American Library Association, 1966.
MLA-referens (8:e uppl.)Lee, Robert Ellis. Continuing Education for Adults Through the American Public Library, 1833-1964. American Library Association, 1966.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.