- Radio Free Europe/Radio Liberty Research Institute (RFE/RL Research Institute)43
- United States. Congress. House. Committee on Foreign Affairs. Subcommittee on Europe and the Middle East4
- Bell, Daniel2
- Brzezinski, Zbigniew2
- Kissinger, Henry2
- Konrád, György2
- Korboński, Stefan2
- Nixon, Richard M.2
- Schlesinger, Arthur M.2
- Abshire, David M.1
- American Security Council. National Strategy Committee1
- Aptheker, Herbert1
- Battistini, Lawrence H.1
- Beal, John Robinson1
- Berle, Adolf Augustus1
- Binkley, Wilfred E.1
- Bols, Peter1
- Bowles, Chester1
- Braley, Russ1
- Brands, H. W.1