(1991). The Opened curtain: A U.S. Soviet philosophy summit. Westview.
Chicago Style (17th ed.) ZitazioaThe Opened Curtain: A U.S. Soviet Philosophy Summit. Boulder: Westview, 1991.
MLA (9th ed.) ZitazioaThe Opened Curtain: A U.S. Soviet Philosophy Summit. Westview, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.