University of Chicago. Graduate Library School. Conference & Asheim, L. E. (1955). The future of the book: Implications of the newer developments in communication : papers presented before the Twentieth Annual Conference of the Graduate Library School of the University of Chicago, June 20-24, 1955. University of Chicago, Graduate Library School.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)University of Chicago. Graduate Library School. Conference và Lester Eugene Asheim. The Future of the Book: Implications of the Newer Developments in Communication : Papers Presented Before the Twentieth Annual Conference of the Graduate Library School of the University of Chicago, June 20-24, 1955. Chicago: University of Chicago, Graduate Library School, 1955.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)University of Chicago. Graduate Library School. Conference và Lester Eugene Asheim. The Future of the Book: Implications of the Newer Developments in Communication : Papers Presented Before the Twentieth Annual Conference of the Graduate Library School of the University of Chicago, June 20-24, 1955. University of Chicago, Graduate Library School, 1955.