(1958). Iron curtains and scholarship: The exchange of knowledge in a divided world. University of Chicago, Graduate Library School.
Chicago-referens (17:e uppl.)Iron Curtains and Scholarship: The Exchange of Knowledge in a Divided World. [Chicago]: University of Chicago, Graduate Library School, 1958.
MLA-referens (9:e uppl.)Iron Curtains and Scholarship: The Exchange of Knowledge in a Divided World. University of Chicago, Graduate Library School, 1958.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.